- 1(current)
Q. No.When Morgan hybridised yellow-bodied, white-eyed females to brown-bodied, red-eyed males and intercrossed their F1 progeny, the F2 ratio deviated very significantly from the 9:3:3:1 ratio. This can be attributed to the fact that:
| 1. | The genes are located on the X and Y chromosomes. |
| 2. | Fruit fly has abnormal chromosomes. |
| 3. | The genes are located on the X chromosome. |
| 4. | The genes exhibit incomplete dominance. |
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Morgan coined the term ______ to describe this physical association of genes on a chromosome and the term _________ to describe the generation of non-parental gene combinations.
| 1. | Recombination; Linkage | 2. | Linkage, Mutation |
| 3. | Transposition, Mutation | 4. | Linkage, Recombination |
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The number of linkage groups in a plant with a normal diploid number of chromosomes in a somatic cell as 16 will be:
1. 16
2. 8
3. 4
4. It is impossible to tell from the information provided.
- 1(current)
Q. No.
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