Question

Which of these constitute the blood in human beings?

a. Red Blood Cells b. White Blood Cells c. Blood platelets d. all of these​

Answer 1

Answer:

all of these

Explanation:

Your blood is made up of liquid and solids. The liquid part, called plasma, is made of water, salts, and protein. Over half of your blood is plasma. The solid part of your blood contains red blood cells, white blood cells, and platelets.

Answer 2

Answer:

option (d) all of these