Question

SUBSTANCE PRESENT IN THE EXINE OF POLLEN GRAIN

Answer 1

Answer:

sporopollenin

Explanation:

this is most probably the correct answer

hope it helps you.

BRAINLIEST PLS

Answer 2

Explanation:

$\tt\pink{\underline{Exine}}$

→ It age outer layer of pollen grain and very hard.

→ It age made up of sporopollenin in which is most resistance organic material present in nature .

→Sporopollenin is Resistance to high temperatures stronger acids and alkaline and also to enzyme .