Name the organic materials the exine and intine of an angiosperm pollen grain are made up of. Explain the role of exine.

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Name the organic materials the exine and intine of an angiosperm pollen grain are made up of. Explain the role of exine.

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1 Answer

  1. The exine is made up of sporopollenin, which is one of the most resistant organic material. The intine layer is made up of cellulose and pectin materials. The exine is hard and hence protects the pollen grains during adverse conditions.