Q. Which of the following cell is rounded and biconcave in shape?
A) WBCs
B) RBCs
C) Epithelial cells
D) Nerve cells
Explanation
The shape of RBCs varies in different vertebrate classes. In mammals, they are circular, biconcave and enucleated discs. Their central part is thinner than the margins. This shape provides flexibility and results in 20-30% increased surface area
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.