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Q.2 Answer in one sentence. (20M) 1) Why would any pollen grains can remain as fossil?2) What is meant by cryptoorchidism?​

Answer»

resence of sporopollenin causes them to be well-preserved. POLLEN grains have an evident two-layered wall wherein exine is the exterior hard outer layer composed of sporopollenin. There is no enzyme known so far which can degrade sporopollenin. ...2)A CONDITION in which one or both of the testes fail to descend from the ABDOMEN into the scrotum.



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