Question

which of the following substance present in the pollen grain is chemical resistsnt?
a) mucilage b) sporopollenin
c)pectin d) lysosimic enxymes
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Answer 1

Answer:

sporopollenin

Explanation:

sporopollenin is not degraded by U.V. , sunlight , high temp ,pH and other factors as well

Answer 2

b sporopollenin is present in the pollen........

hope this will help u dear.....