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Question
Plant A is having chromosome no. 2n = 12 and B having 2n = 16. Both are crossed to form allotetraploid C. What is the chromosome number of C?
Plant A is having chromosome no. 2n = 12 and B having 2n = 16. Both are crossed to form allotetraploid C. What is the chromosome number of C?
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Solution
The correct option is C 28
Plant A has chromosome number 2n = 12; thus, n = 6
B is having 2n = 16; n = 8.
Thus, combination yields 6+8= 14= 2n. Thus, n =7.
Allotetrapolidy, 4n = 4 x 7 = 28.
Plant A has chromosome number 2n = 12; thus, n = 6
B is having 2n = 16; n = 8.
Thus, combination yields 6+8= 14= 2n. Thus, n =7.
Allotetrapolidy, 4n = 4 x 7 = 28.
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