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Question: Answered & Verified by Expert
A common characteristic feature of plant sieve tube cells and most of mammalian erythrocytes is
BiologyCell - The Unit of Life
Options:
  • A
    absence of mitochondria
  • B
    presence of cell wall
  • C
    presence of haemoglobin
  • D
    absence of nucleus
Solution:
1623 Upvotes Verified Answer
The correct answer is:
absence of nucleus
The mammalian RBCs lose their nuclei at maturity and live for a few months only. The food conducting phloem cells known as sieve tubes, of flowering plants also lose their nuclei at maturity but they remain functional for many years.

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