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1.Sexual Reproduction in Flowering Plants
medium
What is indicated by $'A'$ and $'B'$ in the given diagram?

A
$A$ - Exine, $B$ - Male flower
B
$A$ - Tube nucleus, $B$ - Exine
C
$A$ - Stigma, $B$ - Female flower
D
$A$ - Intine, $B$ - Pollen tube
Solution
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Standard 12
Biology