Gujarati
Hindi
1.Sexual Reproduction in Flowering Plants
medium

If stem has $2 n=10$ number of chromosomes than find out

$A$ - number of chromosomes in endosperm

$B$ - number of chromosomes in egg cell

$C$ - number of chromosomes in polar nuclei

A

$15,15,20$

B

$10,15,20$

C

$15,5,10$

D

$10,5,15$

Solution

Endosperm $: 3 n=5 \times 3=15 \;chromosome\;Egg \;cell < 1 n=1 \times 5\;= \;5$ $chromosome\;Polar \;cell \;i \;2 n=2 \times 5=10 chromosome$

Standard 12
Biology

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