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Why exine should be hard

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Why exine should be hard

Posted by Deependra Chouhan 6 years, 9 months ago

CBSE > Class 12 > Biology

2 answers

Kiran Bala 6 years, 9 months ago

To preserve and protect the pollen grain

0Thank You

Swagata Singha 6 years, 9 months ago

Exine is hard as it contains a highly resistive substance called sporopollenin.

0Thank You

ANSWER

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CBSE > Class 12 > Biology