One of the most resistant biological materials known is ----------------------.

Question

One of the most resistant biological materials known is ----------------------. (A) hemicellulose (B) lignin (C) sporopollenin (D) lignocellulose

Tardigrade Admin · Accepted Answer

Sporopollenin is the hardest and most resistant biological material produced by oxidative polymerisation of carotenoids. It forms exine of pollen grain.

Q. One of the most resistant biological materials known is ----------------------.

hemicellulose

lignin

sporopollenin

lignocellulose

Sporopollenin is the hardest and most resistant biological material produced by oxidative polymerisation of carotenoids. It forms exine of pollen grain.