Question

Where is sporopollenin present in plants? State its significance with reference to its chemical nature.

Answer 1

sporopollenin is present as outer covering of pollen grain .it is the hardest chemical composition known .significance of its chemical nature is that pollen grains safely reaches stigma during the course of pollination. also the matter inside it is safe for storage also.no known enzyme can degrade it

Answer 2

Answer:

Sporopollenin is present in exine of pollen/pollen grain.The significance is that it can withstand high temperature and strong acids and alkali. It cannot be degraded by enzymes ultimately helps in preservation of pollen grain

Explanation: