Q. Oxygen is supplied from lungs to tissues and organs by
(A) red blood cells
(B) white blood cells
(C) plasma
(D) platelets
The answer is: (A) red blood cells
Q. Oxygen is supplied from lungs to tissues and organs by
(A) red blood cells
(B) white blood cells
(C) plasma
(D) platelets
The answer is: (A) red blood cells