NEET BIOLOGY

Detailed explanation-1: -Serum is that part of blood that is similar in composition to plasma but does not contain clotting factors of blood. It includes all proteins not used in blood clotting and all the electrolytes, antibodies, antigens, hormones, etc.

Detailed explanation-2: –Serum differs from blood in lacking clotting factors. The serum is separated from the blood when a blood sample is allowed to clot and further centrifuged to separate the red blood cells and the clot.-Serum does not contain any proteins required for the clotting of blood.

Detailed explanation-3: -(4) Plasma without clotting factors is called serum.

Detailed explanation-4: -Serum does not contain white blood cells (leukocytes), red blood cells (erythrocytes), platelets, or clotting factors.

Detailed explanation-5: -A key difference between plasma and serum is that plasma is liquid, and serum is fluid. While most of the components are the same for both plasma and serum, plasma contains fibrinogen which is absent in serum.