- 1(current)
Q. No.Identify the correct statement:
| 1. | α amino acids are substituted methanes |
| 2. | Only triglycerides are lipids that are both macromolecules as well as polymers |
| 3. | Cellulose forms secondary helical structures and can hold iodine molecules in the helical portion |
| 4. | Every virus will have both DNA and RNA as its genetic material |
Subtopic: Amino Acids |
76%
From NCERT
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The unique properties of each amino acid is determined by its particular:
1. R group
2. amino group
3. kinds of peptide bond
4. number of bonds to other amino acids
Subtopic: Amino Acids |
88%
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Subtopic: Amino Acids |
92%
From NCERT
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Which of the following is not an aromatic amino acid?
| 1. Phenylalanine | 2. Threonine |
| 3. Tyrosine | 4. Tryptophan |
Subtopic: Amino Acids |
81%
From NCERT
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All the following are examples of basic amino acids except:
| 1. | Lysine | 2. | Histidine |
| 3. | Arginine | 4. | Valine |
Subtopic: Amino Acids |
78%
From NCERT
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Subtopic: Amino Acids |
83%
From NCERT
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Consider the given two statements:
| Assertion (A): | In solutions of different pH, the structure of amino acids changes. |
| Reason (R): | A particular property of amino acids is the ionizable nature of –NH2 and –COOH groups. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 2. | (A) is True but (R) is False. |
| 3. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 4. | (A) is False but (R) is True. |
Subtopic: Amino Acids |
83%
From NCERT
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Consider the given two statements:
| Statement 1: | Certain amino acids are essential for our health. |
| Statement 2: | Only such amino acids are used to make proteins in our body according to our own genetic code. |
| 1. | Both Statement 1 and Statement 2 are correct and Statement 2 correctly explains Statement 1 |
| 2. | Both Statement 1 and Statement 2 are correct but Statement 2 does not correctly explain Statement 1 |
| 3. | Statement 1 is correct but Statement 2 is incorrect |
| 4. | Statement 1 is incorrect but Statement 2 is correct |
Subtopic: Amino Acids |
64%
From NCERT
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- 1(current)
Q. No.
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