Column-I | Columan-II | ||
A. | Non-parental gene exchange | I. | Crossing over |
B. | Non-sister chromatids | II. | X and Y |
C. | Sex chromosome | III. | Autosome- linked disease |
D. | Thalassaemia | IV. | Recombination |
A) A-IV; B-I; C-II; D-III
B) A-II; B-I; C-IV; D-III
C) A-II; B-IV; C-III; D-I
D) A-II; B-IV; C-I; D-III
Correct Answer: A
Solution :
[a] Crossing over takes place only in non- sister chromatid. In sisters chromatids, the crossing over does not take place. Non Parental gene exchange ? Recombination Non sister chromatid - Crossing over Sex Chromosome - X and Y Thalassaemia - Autosome-linked recessive disease.You need to login to perform this action.
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