Question

Which of the following is not included in first and second line of defence :- (1) Mucosa (2) Interferon (3) N-K-cell (4) B-lymphocyte

Answer 1

B-lymphocytes is not included in first and second line of defense because it falls under 3rd line of defense

Mucosa - 1st line of defense

NK cells and Interferon - 2nd line of defense

Answer 2

Answer:

(4) B-lymphocyte

Explanation:

Image end result for B Lymphocytes aren't in 1st or 2nd line defence

The 2nd line of protection are the non-particular phagocytes and different inner mechanisms that include innate immunity. The 1/3 line of protection are the particular lymphocytes that produce antibodies as a part of the adaptive immune response. The 1/3 line of protection is immune cells that focus on particular antigens. The immune cells that play a position withinside the 1/3 line of protection are B-cells and T-cells, each are white blood cells. The B-cells produce antibodies. The T-cells assist discover pathogenic cells and damage focused cells.

B cells create antibodies.

B lymphocytes, additionally referred to as B cells, create a form of protein referred to as an antibody. These antibodies bind to pathogens or to overseas substances, which includes toxins, to neutralize them. For example, an antibody can bind to a virus, which prevents it from coming into a regular mobileular and inflicting infection

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