Question

Adult human RBCs are enucleate. Which of the following statement (s) is/are most appropriate explanation for this feature ?
(1) They do not need to reproduce
(2) They are somatic cells
(3) They do not metabolise
(4) All their internal space is available for oxygen transport.
A. Only (d)
B. Only (a)
C. (a), (c) and (d)
D. (b) and (c)

Answer 1

Correct Answer - A
In Human RBCs, nucleus degenerates during maturation which provide more space for oxygen carrying pigment (Haemoglobin). It lacks most of the cell organelles including mitochondria so respires anaerobically.