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If the number of chromosomes in the seco...

If the number of chromosomes in the secondary nucleus of Zea maize is 20, what will be the number of chromosomes in PEC, polar nuclei, coleorhiza and aleurone layer respectively?

A

`60`, `20`, `60`, `60`

B

`30`, `10`, `10`, `30`

C

`30`,`10`,`20`,`20`

D

`30`, `10`, `20`, `30`

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AAKASH INSTITUTE ENGLISH-TEST 5-EXAMPLE
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