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20 chromosome are present in root tip ce...

20 chromosome are present in root tip cell of maize. How many tetrad are observed in maize meiocyte during metaphase-I :-

A

20

B

40

C

10

D

5

Text Solution

Verified by Experts

The correct Answer is:
C
- Root tip cell is '2n' - 2n = 20 (acc. to Question) - Meiocyte is also 2n Meiocyte (2n) ⇒ 20 - Tetrad is a palt of homologous chromosomes. So, tetrad = 10
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