Pollens have two prominent walls which are ... $A$... and ... $B$ .... Here $A$ and $B$ refers to
Pollens have two prominent walls which are ... $A$... and ... $B$ .... Here $A$ and $B$ refers to
- A
$A-Intine\; B-Protein coat$
- B
$A-Exine\; B-Intine$
- C
$A-Sporopollenin\; B-Intine$
- D
$A-Sporopollenin \;B-Exine$
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