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Which of the following statements is incorrect ?
Option: 1
Erythrocytes /RCBs are the least abundant of all the cells in blood
Option: 2
The number of RCBs in adult man per mm3 of blood is 5 million to 5.5 million
Option: 3
RBCs are formed in the red bone marrow in the adults
Option: 4
RBCs are enulcleated in most of the mammals
Answers (1)
As we have learned
Red blood cells (RBCs) -
RBCs (7.2 μm in size) occur only in vertebrates and are the most abundant (99%) cells of blood. It is and
in male and female, respectively.
- wherein
RBCs lack nucleus, (enucleated) E.R., Golgi bodies, lysosomes and mitochondria.Camel and Ilema are only two mammals, have nucleated and oval shaped (Biconvex) in the movement of RBCs during extreme dehydration condition.
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