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During denaturation secondary and tertiary structures are destroyed but primary structure remains intact The coagulation of egg white on boiling is a common example of denaturation Another example is curdling of milk which is caused due to the formation of lactic acid by the bacteria present in milk Intext Questions Intext Questions Intext Questions Intext Questions Intext Questions 10
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7806-7809
The coagulation of egg white on boiling is a common example of denaturation Another example is curdling of milk which is caused due to the formation of lactic acid by the bacteria present in milk Intext Questions Intext Questions Intext Questions Intext Questions Intext Questions 10 4 The melting points and solubility in water of amino acids are generally higher than that of the corresponding halo acids
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7807-7810
Another example is curdling of milk which is caused due to the formation of lactic acid by the bacteria present in milk Intext Questions Intext Questions Intext Questions Intext Questions Intext Questions 10 4 The melting points and solubility in water of amino acids are generally higher than that of the corresponding halo acids Explain
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7808-7811
Intext Questions Intext Questions Intext Questions Intext Questions Intext Questions 10 4 The melting points and solubility in water of amino acids are generally higher than that of the corresponding halo acids Explain 10
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7809-7812
4 The melting points and solubility in water of amino acids are generally higher than that of the corresponding halo acids Explain 10 5 Where does the water present in the egg go after boiling the egg
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7810-7813
Explain 10 5 Where does the water present in the egg go after boiling the egg Life is possible due to the coordination of various chemical reactions in living organisms
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7811-7814
10 5 Where does the water present in the egg go after boiling the egg Life is possible due to the coordination of various chemical reactions in living organisms An example is the digestion of food, absorption of appropriate molecules and ultimately production of energy
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7812-7815
5 Where does the water present in the egg go after boiling the egg Life is possible due to the coordination of various chemical reactions in living organisms An example is the digestion of food, absorption of appropriate molecules and ultimately production of energy This process involves a sequence of reactions and all these reactions occur in the body under very mild conditions
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7813-7816
Life is possible due to the coordination of various chemical reactions in living organisms An example is the digestion of food, absorption of appropriate molecules and ultimately production of energy This process involves a sequence of reactions and all these reactions occur in the body under very mild conditions This occurs with the help of certain biocatalysts called enzymes
1
7814-7817
An example is the digestion of food, absorption of appropriate molecules and ultimately production of energy This process involves a sequence of reactions and all these reactions occur in the body under very mild conditions This occurs with the help of certain biocatalysts called enzymes Almost all the enzymes are globular proteins
1
7815-7818
This process involves a sequence of reactions and all these reactions occur in the body under very mild conditions This occurs with the help of certain biocatalysts called enzymes Almost all the enzymes are globular proteins Enzymes are very specific for a particular reaction and for a particular substrate
1
7816-7819
This occurs with the help of certain biocatalysts called enzymes Almost all the enzymes are globular proteins Enzymes are very specific for a particular reaction and for a particular substrate They are generally named after the compound or class of compounds upon which they work
1
7817-7820
Almost all the enzymes are globular proteins Enzymes are very specific for a particular reaction and for a particular substrate They are generally named after the compound or class of compounds upon which they work For example, the enzyme that catalyses hydrolysis of maltose into glucose is named as maltase
1
7818-7821
Enzymes are very specific for a particular reaction and for a particular substrate They are generally named after the compound or class of compounds upon which they work For example, the enzyme that catalyses hydrolysis of maltose into glucose is named as maltase 12 22 11 6 12 6 Maltase Maltose G lucose C H O 2 C H O  Sometimes enzymes are also named after the reaction, where they are used
1
7819-7822
They are generally named after the compound or class of compounds upon which they work For example, the enzyme that catalyses hydrolysis of maltose into glucose is named as maltase 12 22 11 6 12 6 Maltase Maltose G lucose C H O 2 C H O  Sometimes enzymes are also named after the reaction, where they are used For example, the enzymes which catalyse the oxidation of one substrate with simultaneous reduction of another substrate are named as oxidoreductase enzymes
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7820-7823
For example, the enzyme that catalyses hydrolysis of maltose into glucose is named as maltase 12 22 11 6 12 6 Maltase Maltose G lucose C H O 2 C H O  Sometimes enzymes are also named after the reaction, where they are used For example, the enzymes which catalyse the oxidation of one substrate with simultaneous reduction of another substrate are named as oxidoreductase enzymes The ending of the name of an enzyme is -ase
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7821-7824
12 22 11 6 12 6 Maltase Maltose G lucose C H O 2 C H O  Sometimes enzymes are also named after the reaction, where they are used For example, the enzymes which catalyse the oxidation of one substrate with simultaneous reduction of another substrate are named as oxidoreductase enzymes The ending of the name of an enzyme is -ase Enzymes are needed only in small quantities for the progress of a reaction
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7822-7825
For example, the enzymes which catalyse the oxidation of one substrate with simultaneous reduction of another substrate are named as oxidoreductase enzymes The ending of the name of an enzyme is -ase Enzymes are needed only in small quantities for the progress of a reaction Similar to the action of chemical catalysts, enzymes are said to reduce the magnitude of activation energy
1
7823-7826
The ending of the name of an enzyme is -ase Enzymes are needed only in small quantities for the progress of a reaction Similar to the action of chemical catalysts, enzymes are said to reduce the magnitude of activation energy For example, activation energy for acid hydrolysis of sucrose is 6
1
7824-7827
Enzymes are needed only in small quantities for the progress of a reaction Similar to the action of chemical catalysts, enzymes are said to reduce the magnitude of activation energy For example, activation energy for acid hydrolysis of sucrose is 6 22 kJ mol–1, while the activation energy is only 2
1
7825-7828
Similar to the action of chemical catalysts, enzymes are said to reduce the magnitude of activation energy For example, activation energy for acid hydrolysis of sucrose is 6 22 kJ mol–1, while the activation energy is only 2 15 kJ mol–1 when hydrolysed by the enzyme, sucrase
1
7826-7829
For example, activation energy for acid hydrolysis of sucrose is 6 22 kJ mol–1, while the activation energy is only 2 15 kJ mol–1 when hydrolysed by the enzyme, sucrase Mechanism for the enzyme action has been discussed
1
7827-7830
22 kJ mol–1, while the activation energy is only 2 15 kJ mol–1 when hydrolysed by the enzyme, sucrase Mechanism for the enzyme action has been discussed It has been observed that certain organic compounds are required in small amounts in our diet but their deficiency causes specific diseases
1
7828-7831
15 kJ mol–1 when hydrolysed by the enzyme, sucrase Mechanism for the enzyme action has been discussed It has been observed that certain organic compounds are required in small amounts in our diet but their deficiency causes specific diseases These compounds are called vitamins
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7829-7832
Mechanism for the enzyme action has been discussed It has been observed that certain organic compounds are required in small amounts in our diet but their deficiency causes specific diseases These compounds are called vitamins Most of the vitamins cannot be synthesised in our body but plants can synthesise almost all of them, so they are considered as essential food factors
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7830-7833
It has been observed that certain organic compounds are required in small amounts in our diet but their deficiency causes specific diseases These compounds are called vitamins Most of the vitamins cannot be synthesised in our body but plants can synthesise almost all of them, so they are considered as essential food factors However, the bacteria of the gut can produce some of the vitamins required by us
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7831-7834
These compounds are called vitamins Most of the vitamins cannot be synthesised in our body but plants can synthesise almost all of them, so they are considered as essential food factors However, the bacteria of the gut can produce some of the vitamins required by us All the vitamins are generally available in our diet
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7832-7835
Most of the vitamins cannot be synthesised in our body but plants can synthesise almost all of them, so they are considered as essential food factors However, the bacteria of the gut can produce some of the vitamins required by us All the vitamins are generally available in our diet Different vitamins belong to various chemical classes and it is difficult to define them on the basis of structure
1
7833-7836
However, the bacteria of the gut can produce some of the vitamins required by us All the vitamins are generally available in our diet Different vitamins belong to various chemical classes and it is difficult to define them on the basis of structure They are generally regarded as organic compounds required in the diet in small amounts to perform specific biological functions for normal maintenance of optimum growth 10
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7834-7837
All the vitamins are generally available in our diet Different vitamins belong to various chemical classes and it is difficult to define them on the basis of structure They are generally regarded as organic compounds required in the diet in small amounts to perform specific biological functions for normal maintenance of optimum growth 10 3
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7835-7838
Different vitamins belong to various chemical classes and it is difficult to define them on the basis of structure They are generally regarded as organic compounds required in the diet in small amounts to perform specific biological functions for normal maintenance of optimum growth 10 3 1 Mechanism of Enzyme Action 10
1
7836-7839
They are generally regarded as organic compounds required in the diet in small amounts to perform specific biological functions for normal maintenance of optimum growth 10 3 1 Mechanism of Enzyme Action 10 4 Vitamins 10
1
7837-7840
3 1 Mechanism of Enzyme Action 10 4 Vitamins 10 4 Vitamins 10
1
7838-7841
1 Mechanism of Enzyme Action 10 4 Vitamins 10 4 Vitamins 10 4 Vitamins 10
1
7839-7842
4 Vitamins 10 4 Vitamins 10 4 Vitamins 10 4 Vitamins 10
1
7840-7843
4 Vitamins 10 4 Vitamins 10 4 Vitamins 10 4 Vitamins 10
1
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4 Vitamins 10 4 Vitamins 10 4 Vitamins 10 3 Enzymes 10
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4 Vitamins 10 4 Vitamins 10 3 Enzymes 10 3 Enzymes 10
1
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4 Vitamins 10 3 Enzymes 10 3 Enzymes 10 3 Enzymes 10
1
7844-7847
3 Enzymes 10 3 Enzymes 10 3 Enzymes 10 3 Enzymes 10
1
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3 Enzymes 10 3 Enzymes 10 3 Enzymes 10 3 Enzymes Rationalised 2023-24 296 Chemistry and health of the organism
1
7846-7849
3 Enzymes 10 3 Enzymes 10 3 Enzymes Rationalised 2023-24 296 Chemistry and health of the organism Vitamins are designated by alphabets A, B, C, D, etc
1
7847-7850
3 Enzymes 10 3 Enzymes Rationalised 2023-24 296 Chemistry and health of the organism Vitamins are designated by alphabets A, B, C, D, etc Some of them are further named as sub-groups e
1
7848-7851
3 Enzymes Rationalised 2023-24 296 Chemistry and health of the organism Vitamins are designated by alphabets A, B, C, D, etc Some of them are further named as sub-groups e g
1
7849-7852
Vitamins are designated by alphabets A, B, C, D, etc Some of them are further named as sub-groups e g B1, B2, B6, B12, etc
1
7850-7853
Some of them are further named as sub-groups e g B1, B2, B6, B12, etc Excess of vitamins is also harmful and vitamin pills should not be taken without the advice of doctor
1
7851-7854
g B1, B2, B6, B12, etc Excess of vitamins is also harmful and vitamin pills should not be taken without the advice of doctor The term “Vitamine” was coined from the word vital + amine since the earlier identified compounds had amino groups
1
7852-7855
B1, B2, B6, B12, etc Excess of vitamins is also harmful and vitamin pills should not be taken without the advice of doctor The term “Vitamine” was coined from the word vital + amine since the earlier identified compounds had amino groups Later work showed that most of them did not contain amino groups, so the letter ‘e’ was dropped and the term vitamin is used these days
1
7853-7856
Excess of vitamins is also harmful and vitamin pills should not be taken without the advice of doctor The term “Vitamine” was coined from the word vital + amine since the earlier identified compounds had amino groups Later work showed that most of them did not contain amino groups, so the letter ‘e’ was dropped and the term vitamin is used these days Vitamins are classified into two groups depending upon their solubility in water or fat
1
7854-7857
The term “Vitamine” was coined from the word vital + amine since the earlier identified compounds had amino groups Later work showed that most of them did not contain amino groups, so the letter ‘e’ was dropped and the term vitamin is used these days Vitamins are classified into two groups depending upon their solubility in water or fat (i) Fat soluble vitamins: Vitamins which are soluble in fat and oils but insoluble in water are kept in this group
1
7855-7858
Later work showed that most of them did not contain amino groups, so the letter ‘e’ was dropped and the term vitamin is used these days Vitamins are classified into two groups depending upon their solubility in water or fat (i) Fat soluble vitamins: Vitamins which are soluble in fat and oils but insoluble in water are kept in this group These are vitamins A, D, E and K
1
7856-7859
Vitamins are classified into two groups depending upon their solubility in water or fat (i) Fat soluble vitamins: Vitamins which are soluble in fat and oils but insoluble in water are kept in this group These are vitamins A, D, E and K They are stored in liver and adipose (fat storing) tissues
1
7857-7860
(i) Fat soluble vitamins: Vitamins which are soluble in fat and oils but insoluble in water are kept in this group These are vitamins A, D, E and K They are stored in liver and adipose (fat storing) tissues (ii) Water soluble vitamins: B group vitamins and vitamin C are soluble in water so they are grouped together
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7858-7861
These are vitamins A, D, E and K They are stored in liver and adipose (fat storing) tissues (ii) Water soluble vitamins: B group vitamins and vitamin C are soluble in water so they are grouped together Water soluble vitamins must be supplied regularly in diet because they are readily excreted in urine and cannot be stored (except vitamin B12) in our body
1
7859-7862
They are stored in liver and adipose (fat storing) tissues (ii) Water soluble vitamins: B group vitamins and vitamin C are soluble in water so they are grouped together Water soluble vitamins must be supplied regularly in diet because they are readily excreted in urine and cannot be stored (except vitamin B12) in our body Some important vitamins, their sources and diseases caused by their deficiency are listed in Table 10
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7860-7863
(ii) Water soluble vitamins: B group vitamins and vitamin C are soluble in water so they are grouped together Water soluble vitamins must be supplied regularly in diet because they are readily excreted in urine and cannot be stored (except vitamin B12) in our body Some important vitamins, their sources and diseases caused by their deficiency are listed in Table 10 3
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7861-7864
Water soluble vitamins must be supplied regularly in diet because they are readily excreted in urine and cannot be stored (except vitamin B12) in our body Some important vitamins, their sources and diseases caused by their deficiency are listed in Table 10 3 10
1
7862-7865
Some important vitamins, their sources and diseases caused by their deficiency are listed in Table 10 3 10 4
1
7863-7866
3 10 4 1 Classification of Vitamins Fish liver oil, carrots, butter and milk Yeast, milk, green vegetables and cereals Milk, eggwhite, liver, kidney Yeast, milk, egg yolk, cereals and grams Meat, fish, egg and curd Citrus fruits, amla and green leafy vegetables Exposure to sunlight, fish and egg yolk X e r o p h t h a l m i a (hardening of cornea of eye) Night blindness Beri beri (loss of appe- tite, retarded growth) Cheilosis (fissuring at corners of mouth and lips), digestive disorders and burning sensation of the skin
1
7864-7867
10 4 1 Classification of Vitamins Fish liver oil, carrots, butter and milk Yeast, milk, green vegetables and cereals Milk, eggwhite, liver, kidney Yeast, milk, egg yolk, cereals and grams Meat, fish, egg and curd Citrus fruits, amla and green leafy vegetables Exposure to sunlight, fish and egg yolk X e r o p h t h a l m i a (hardening of cornea of eye) Night blindness Beri beri (loss of appe- tite, retarded growth) Cheilosis (fissuring at corners of mouth and lips), digestive disorders and burning sensation of the skin Convulsions Pernicious anaemia (RBC deficient in haemoglobin) Scurvy (bleeding gums) Rickets (bone deformities in children) and osteo- malacia (soft bones and joint pain in adults) 1
1
7865-7868
4 1 Classification of Vitamins Fish liver oil, carrots, butter and milk Yeast, milk, green vegetables and cereals Milk, eggwhite, liver, kidney Yeast, milk, egg yolk, cereals and grams Meat, fish, egg and curd Citrus fruits, amla and green leafy vegetables Exposure to sunlight, fish and egg yolk X e r o p h t h a l m i a (hardening of cornea of eye) Night blindness Beri beri (loss of appe- tite, retarded growth) Cheilosis (fissuring at corners of mouth and lips), digestive disorders and burning sensation of the skin Convulsions Pernicious anaemia (RBC deficient in haemoglobin) Scurvy (bleeding gums) Rickets (bone deformities in children) and osteo- malacia (soft bones and joint pain in adults) 1 Vitamin A 2
1
7866-7869
1 Classification of Vitamins Fish liver oil, carrots, butter and milk Yeast, milk, green vegetables and cereals Milk, eggwhite, liver, kidney Yeast, milk, egg yolk, cereals and grams Meat, fish, egg and curd Citrus fruits, amla and green leafy vegetables Exposure to sunlight, fish and egg yolk X e r o p h t h a l m i a (hardening of cornea of eye) Night blindness Beri beri (loss of appe- tite, retarded growth) Cheilosis (fissuring at corners of mouth and lips), digestive disorders and burning sensation of the skin Convulsions Pernicious anaemia (RBC deficient in haemoglobin) Scurvy (bleeding gums) Rickets (bone deformities in children) and osteo- malacia (soft bones and joint pain in adults) 1 Vitamin A 2 Vitamin B1 (Thiamine) 3
1
7867-7870
Convulsions Pernicious anaemia (RBC deficient in haemoglobin) Scurvy (bleeding gums) Rickets (bone deformities in children) and osteo- malacia (soft bones and joint pain in adults) 1 Vitamin A 2 Vitamin B1 (Thiamine) 3 Vitamin B2 (Riboflavin) 4
1
7868-7871
Vitamin A 2 Vitamin B1 (Thiamine) 3 Vitamin B2 (Riboflavin) 4 Vitamin B6 (Pyridoxine) 5
1
7869-7872
Vitamin B1 (Thiamine) 3 Vitamin B2 (Riboflavin) 4 Vitamin B6 (Pyridoxine) 5 Vitamin B12 6
1
7870-7873
Vitamin B2 (Riboflavin) 4 Vitamin B6 (Pyridoxine) 5 Vitamin B12 6 Vitamin C (Ascorbic acid) 7
1
7871-7874
Vitamin B6 (Pyridoxine) 5 Vitamin B12 6 Vitamin C (Ascorbic acid) 7 Vitamin D Sl
1
7872-7875
Vitamin B12 6 Vitamin C (Ascorbic acid) 7 Vitamin D Sl Name of Sources Deficiency diseases No
1
7873-7876
Vitamin C (Ascorbic acid) 7 Vitamin D Sl Name of Sources Deficiency diseases No Vitamins Table 10
1
7874-7877
Vitamin D Sl Name of Sources Deficiency diseases No Vitamins Table 10 3: Some important Vitamins, their Sources and their Deficiency Diseases Rationalised 2023-24 297 Biomolecules 8
1
7875-7878
Name of Sources Deficiency diseases No Vitamins Table 10 3: Some important Vitamins, their Sources and their Deficiency Diseases Rationalised 2023-24 297 Biomolecules 8 Vitamin E 9
1
7876-7879
Vitamins Table 10 3: Some important Vitamins, their Sources and their Deficiency Diseases Rationalised 2023-24 297 Biomolecules 8 Vitamin E 9 Vitamin K Vegetable oils like wheat germ oil, sunflower oil, etc
1
7877-7880
3: Some important Vitamins, their Sources and their Deficiency Diseases Rationalised 2023-24 297 Biomolecules 8 Vitamin E 9 Vitamin K Vegetable oils like wheat germ oil, sunflower oil, etc Green leafy vegetables Increased fragility of RBCs and muscular weakness Increased blood clotting time Every generation of each and every species resembles its ancestors in many ways
1
7878-7881
Vitamin E 9 Vitamin K Vegetable oils like wheat germ oil, sunflower oil, etc Green leafy vegetables Increased fragility of RBCs and muscular weakness Increased blood clotting time Every generation of each and every species resembles its ancestors in many ways How are these characteristics transmitted from one generation to the next
1
7879-7882
Vitamin K Vegetable oils like wheat germ oil, sunflower oil, etc Green leafy vegetables Increased fragility of RBCs and muscular weakness Increased blood clotting time Every generation of each and every species resembles its ancestors in many ways How are these characteristics transmitted from one generation to the next It has been observed that nucleus of a living cell is responsible for this transmission of inherent characters, also called heredity
1
7880-7883
Green leafy vegetables Increased fragility of RBCs and muscular weakness Increased blood clotting time Every generation of each and every species resembles its ancestors in many ways How are these characteristics transmitted from one generation to the next It has been observed that nucleus of a living cell is responsible for this transmission of inherent characters, also called heredity The particles in nucleus of the cell, responsible for heredity, are called chromosomes which are made up of proteins and another type of biomolecules called nucleic acids
1
7881-7884
How are these characteristics transmitted from one generation to the next It has been observed that nucleus of a living cell is responsible for this transmission of inherent characters, also called heredity The particles in nucleus of the cell, responsible for heredity, are called chromosomes which are made up of proteins and another type of biomolecules called nucleic acids These are mainly of two types, the deoxyribonucleic acid (DNA) and ribonucleic acid (RNA)
1
7882-7885
It has been observed that nucleus of a living cell is responsible for this transmission of inherent characters, also called heredity The particles in nucleus of the cell, responsible for heredity, are called chromosomes which are made up of proteins and another type of biomolecules called nucleic acids These are mainly of two types, the deoxyribonucleic acid (DNA) and ribonucleic acid (RNA) Since nucleic acids are long chain polymers of nucleotides, so they are also called polynucleotides
1
7883-7886
The particles in nucleus of the cell, responsible for heredity, are called chromosomes which are made up of proteins and another type of biomolecules called nucleic acids These are mainly of two types, the deoxyribonucleic acid (DNA) and ribonucleic acid (RNA) Since nucleic acids are long chain polymers of nucleotides, so they are also called polynucleotides 1111100000
1
7884-7887
These are mainly of two types, the deoxyribonucleic acid (DNA) and ribonucleic acid (RNA) Since nucleic acids are long chain polymers of nucleotides, so they are also called polynucleotides 1111100000 5
1
7885-7888
Since nucleic acids are long chain polymers of nucleotides, so they are also called polynucleotides 1111100000 5 5
1
7886-7889
1111100000 5 5 5
1
7887-7890
5 5 5 5
1
7888-7891
5 5 5 5 Nucleic Acids Nucleic Acids Nucleic Acids Nucleic Acids Nucleic Acids James Dewey Watson Born in Chicago, Illinois, in 1928, Dr Watson received his Ph
1
7889-7892
5 5 5 Nucleic Acids Nucleic Acids Nucleic Acids Nucleic Acids Nucleic Acids James Dewey Watson Born in Chicago, Illinois, in 1928, Dr Watson received his Ph D
1
7890-7893
5 5 Nucleic Acids Nucleic Acids Nucleic Acids Nucleic Acids Nucleic Acids James Dewey Watson Born in Chicago, Illinois, in 1928, Dr Watson received his Ph D (1950) from Indiana University in Zoology
1
7891-7894
5 Nucleic Acids Nucleic Acids Nucleic Acids Nucleic Acids Nucleic Acids James Dewey Watson Born in Chicago, Illinois, in 1928, Dr Watson received his Ph D (1950) from Indiana University in Zoology He is best known for his discovery of the structure of DNA for which he shared with Francis Crick and Maurice Wilkins the 1962 Nobel prize in Physiology and Medicine
1
7892-7895
D (1950) from Indiana University in Zoology He is best known for his discovery of the structure of DNA for which he shared with Francis Crick and Maurice Wilkins the 1962 Nobel prize in Physiology and Medicine They proposed that DNA molecule takes the shape of a double helix, an elegantly simple structure that resembles a gently twisted ladder
1
7893-7896
(1950) from Indiana University in Zoology He is best known for his discovery of the structure of DNA for which he shared with Francis Crick and Maurice Wilkins the 1962 Nobel prize in Physiology and Medicine They proposed that DNA molecule takes the shape of a double helix, an elegantly simple structure that resembles a gently twisted ladder The rails of the ladder are made of alternating units of phosphate and the sugar deoxyribose; the rungs are each composed of a pair of purine/ pyrimidine bases
1
7894-7897
He is best known for his discovery of the structure of DNA for which he shared with Francis Crick and Maurice Wilkins the 1962 Nobel prize in Physiology and Medicine They proposed that DNA molecule takes the shape of a double helix, an elegantly simple structure that resembles a gently twisted ladder The rails of the ladder are made of alternating units of phosphate and the sugar deoxyribose; the rungs are each composed of a pair of purine/ pyrimidine bases This research laid the foundation for the emerging field of molecular biology
1
7895-7898
They proposed that DNA molecule takes the shape of a double helix, an elegantly simple structure that resembles a gently twisted ladder The rails of the ladder are made of alternating units of phosphate and the sugar deoxyribose; the rungs are each composed of a pair of purine/ pyrimidine bases This research laid the foundation for the emerging field of molecular biology The complementary pairing of nucleotide bases explains how identical copies of parental DNA pass on to two daughter cells
1
7896-7899
The rails of the ladder are made of alternating units of phosphate and the sugar deoxyribose; the rungs are each composed of a pair of purine/ pyrimidine bases This research laid the foundation for the emerging field of molecular biology The complementary pairing of nucleotide bases explains how identical copies of parental DNA pass on to two daughter cells This research launched a revolution in biology that led to modern recombinant DNA techniques
1
7897-7900
This research laid the foundation for the emerging field of molecular biology The complementary pairing of nucleotide bases explains how identical copies of parental DNA pass on to two daughter cells This research launched a revolution in biology that led to modern recombinant DNA techniques Complete hydrolysis of DNA (or RNA) yields a pentose sugar, phosphoric acid and nitrogen containing heterocyclic compounds (called bases)
1
7898-7901
The complementary pairing of nucleotide bases explains how identical copies of parental DNA pass on to two daughter cells This research launched a revolution in biology that led to modern recombinant DNA techniques Complete hydrolysis of DNA (or RNA) yields a pentose sugar, phosphoric acid and nitrogen containing heterocyclic compounds (called bases) In DNA molecules, the sugar moiety is b-D-2-deoxyribose whereas in RNA molecule, it is b-D-ribose
1
7899-7902
This research launched a revolution in biology that led to modern recombinant DNA techniques Complete hydrolysis of DNA (or RNA) yields a pentose sugar, phosphoric acid and nitrogen containing heterocyclic compounds (called bases) In DNA molecules, the sugar moiety is b-D-2-deoxyribose whereas in RNA molecule, it is b-D-ribose 10
1
7900-7903
Complete hydrolysis of DNA (or RNA) yields a pentose sugar, phosphoric acid and nitrogen containing heterocyclic compounds (called bases) In DNA molecules, the sugar moiety is b-D-2-deoxyribose whereas in RNA molecule, it is b-D-ribose 10 5
1
7901-7904
In DNA molecules, the sugar moiety is b-D-2-deoxyribose whereas in RNA molecule, it is b-D-ribose 10 5 1 Chemical Composition of Nucleic Acids Rationalised 2023-24 298 Chemistry Uracil (U) Thymine (T) Cytosine (C) DNA contains four bases viz
1
7902-7905
10 5 1 Chemical Composition of Nucleic Acids Rationalised 2023-24 298 Chemistry Uracil (U) Thymine (T) Cytosine (C) DNA contains four bases viz adenine (A), guanine (G), cytosine (C) and thymine (T)
1
7903-7906
5 1 Chemical Composition of Nucleic Acids Rationalised 2023-24 298 Chemistry Uracil (U) Thymine (T) Cytosine (C) DNA contains four bases viz adenine (A), guanine (G), cytosine (C) and thymine (T) RNA also contains four bases, the first three bases are same as in DNA but the fourth one is uracil (U)
1
7904-7907
1 Chemical Composition of Nucleic Acids Rationalised 2023-24 298 Chemistry Uracil (U) Thymine (T) Cytosine (C) DNA contains four bases viz adenine (A), guanine (G), cytosine (C) and thymine (T) RNA also contains four bases, the first three bases are same as in DNA but the fourth one is uracil (U) A unit formed by the attachment of a base to 1¢ position of sugar is known as nucleoside