- 1(current)
Q. No.Identify the incorrect statement regarding nucleolus:
| 1. | Their content is continuous with nucleoplasm |
| 2. | It is site for active rRNA synthesis |
| 3. | Their number is always one per nucleus |
| 4. | Larger nucleoli are present in cells actively carrying out protein synthesis |
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When the centromere in a chromosome is located close to its end, the chromosome is called as:
| 1. | Metacentric | 2. | Sub-metacentric |
| 3. | Acrocentric | 4. | Telocentric |
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Consider the following two statements:
I. Secondary constrictions can be used as markers to identify the particular SAT chromosomes.
II. The secondary constrictions are always constant in their positions.
1. Both I and II are correct and II explains I
2. Both I and II are correct but II does not explain I
3. I is correct and II is incorrect
4. Both I and II are incorrect
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| 1. Type A | 2. Type B |
| 3. Type C | 4. Type D |
| 1. metacentric | 2. sub-metacentric |
| 3. acrocentric | 4. telocentric |
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| 1. DNA | 2. Basic histones |
| 3. Non-histone proteins | 4. Polysachharides |
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| I. | A | Sister chromatids |
| II. | B | Q arm of the chromosome |
| III. | C | Centromere |
| IV. | D | P arm of the chromosome |
| 1. | Only I and II | 2. | Only II and IV |
| 3. | Only I and III | 4. | Only I |
- 1(current)
Q. No.
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