- 1(current)
Q. No.I. a membrane bound nucleus
II. membrane bound organelles
III. ribosomes
| 1. | Only I and II | 2. | Only I |
| 3. | Only II and III | 4. | Only III |
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1. a single chromosome and circular DNA
2. multiple chromosomes and circular DNA
3. a single chromosome and linear DNA
4. multiple chromosomes and liner DNA
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Most bacteria contain plasmids that often encode for traits that are:
1. advantageous but not essential to their bacterial host
2. advantageous and essential to their bacterial host
3. not advantageous but essential to their bacterial host
4. neither advantageous nor essential to their bacterial host
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| A | Fimbriae |
| B | Cell wall |
| C | Mesosome |
| D | Plastid |
| 1. | Only A and B | 2. | Only B and D |
| 3. | Only B and C | 4. | Only A and D |
Mesosomes, extensions of plasma membrane into the cell, help bacterium in all the following processes except:
| 1. | Photosynthesis in cyanobacteria | 2. | Respiration |
| 3. | DNA replication | 4. | Cell wall formation |
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Consider the given two statements:
I. Chloroplasts are considered endosymbiotic Cyanobacteria.
II. Cyanobacteria consist of free-living photosynthetic bacteria.
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
- 1(current)
Q. No.
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