Which of the following lacks a nucleus?

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Question

(D) In mature mammalian red blood cells $(RBCs)$,the nucleus is absent to provide more space for hemoglobin,which increases the oxygen-carrying capaci

Vedclass · Accepted Answer

Both $(B)$ and $(C)$

Vedclass · Answer

(D) In mature mammalian red blood cells $(RBCs)$,the nucleus is absent to provide more space for hemoglobin,which increases the oxygen-carrying capacity of the cell.Similarly,in mature sieve tube elements of angiosperms,the nucleus is absent to facilitate the efficient transport of food materials (phloem sap) through the plant body.Therefore,both $(B)$ and $(C)$ lack a nucleus.

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