Q. No.Identify the given molecules:
I
II
1.
2’ deoxyribose
Ribose
2.
Ribose
2’ deoxyribose
3.
Adenosine
Adenylic acid
4.
α glucose
β glucose
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| I: | The level of protein structure organization that provides the positional information of amino acids in a protein is called as the primary structure. |
| II: | Only right handed helices are observed in proteins seen in living organisms. |
| III: | Tertiary structure is absolutely necessary for the many biological activities of proteins. |
| 1. | Only I and II | 2. | Only I and III |
| 3. | Only II and III | 4. | I, II and III |
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1. two amino acids linked by a peptide bond formed due to dehydration synthesis
2. two nucleotides linked by a dinucleotide bond formed due to dehydration synthesis
3. two amino acids linked by a peptide bond forming a zwitter ion
4. two nucleotides linked by an ester bond due to hydrolysis
| I: | a phosphate moiety links the 5’ carbon of one sugar of one nucleotide to the 1’ carbon of the sugar of the succeeding nucleotide. |
| II: | the backbone of the strand is made up of alternate sugar and nitrogenous bases. |
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
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I. are linear or circular
II. are series of linked reactions
III. are characterized by a definite rate and direction of flow of metabolites through them
1. Only I and II are correct
2. Only I and III are correct
3. Only II and III are correct
4. I, II and III are correct
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1. formation of a peptide bond
2. carbon dioxide dissolving in water
3. crossing over in meiosis
4. None, as there is no un-catalyzed metabolic conversion in living systems
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1. Tyrosine
2. Acetic acid
3. Gamma amino butyric acid
4. Tryptophan
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1. ATP
2. Creatine phosphate
3. Acetyl CoA
4. Glucose
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I: The living state and metabolism are synonymous.
II: Metabolism provides a mechanism for the production of energy.
1. Both I and II are correct and II correctly explains I
2. Both I and II are correct but II does not correctly explain I
3. I is correct and II is incorrect
4. I is incorrect and II is correct
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