IMMUNOLOGY

HYPERSENSITIVITY

VACCINATION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Macromolecules, such as complement proteins, and antibodies produced by B lymphocytes, are secreted into the extracellular uid
A
colonial selection
B
clonal selection
C
humoral immunity
D
cell-mediated immunity
Explanation: 

Detailed explanation-1: -The B Cells have the ability to transform into plasmocytes and are responsible for producing antibodies (Abs). Thus, humoral immunity depends on the B Cells while cell immunity depends on the T Cells.

Detailed explanation-2: -B lymphocytes produce antibodies-proteins (gamma globulins) that recognize foreign substances (antigen) and attach themselves to them.

Detailed explanation-3: -Plasma cells, also called plasma B cells or effector B cells, are white blood cells that originate in the lymphoid organs as B lymphocytes and secrete large quantities of proteins called antibodies in response to being presented specific substances called antigens.

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