Name the blood component which is a viscous and straw-coloured fluid.

Following are classified as plasma proteins $EXCEPT$ . . . . . . .

Prothrombin is a

Explain the concentration of platelets in human blood.

Which $WBC$ act as phagocytes?

When red blood corpuscles containing both $A$ and $B$ antigens are mixed with your blood serum,they agglutinate. Hence,your blood group is . . . . . . type.