Biology, asked by RAJIVJAIN8370, 11 months ago

The most resistant organic material known which makes up the outermost layer of pollen wall is (1)Pectin (2)Cellulose Sporopollenin (4)Lignin

Answers

Answered by jonathanreigns
1

Answer:

ans is sporopollenin

Explanation:

Sporopollenin is one of the most chemically inert biological polymers. It is a major component of the tough outer (exine) walls of plant spores and pollen grains. It is chemically very stable.

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