RBC remain separate from each other in the circulating blood due to the repulsive force caused by
A
Constant movement of RBCs
B
Negative electrostatic charge imparted by sialic acid of RBC membrane
C
Attraction of vascular endothelium
D
Distraction of band 3 protein
E
Biconcave shape of RBC
Correct Answer: Constant movement of RBCs, Negative electrostatic charge imparted by sialic acid of RBC membrane