Q. White blood cells act
A. as a defence against infection
B. as source of energy
C. for clotting blood
D. as a medium for oxygen transport from lung to tissues
Answer: as a defence against infection
We will be happy to hear your thoughts
A. as a defence against infection
B. as source of energy
C. for clotting blood
D. as a medium for oxygen transport from lung to tissues
Answer: as a defence against infection