An organic substance that can withstand environmental extremes and cannot be degraded by any enzyme isa) Sporopolleninb) Ligninc) Cellulosed) Cuticle

An  organic  substance  that  can  withstand environmental   extremes   and   cannot   be degraded by any enzyme isa) Sporopolleninb) Ligninc) Cellulosed) Cuticle
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a) Sporopollenin
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