NEET Biology question

Which of the following organelles is retained in a mature sieve tube element despite the loss of its nucleus?

(A)Mitochondria
(B)Dictyosomes
(C)Plastids
(D)None of the above; mitochondria, plastids, ER and dictyosomes are all absentCorrect

Answer: (D)

Solution

At maturity, along with the nucleus, a sieve tube element also loses its plastids, mitochondria, endoplasmic reticulum and dictyosomes,

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Question ID VK-105782