Question

1. what is the main role of the innate immune response?

a. to produce red blood cells
b. to produce plasma
c. to replace old cells with new ones
d. to patrol the body and respond to invaders

Explanation:

• Option A: Red blood cell production is by the hematopoietic system, not innate immunity.
• Option B: Plasma is a blood component, not produced by innate immune response.
• Option C: Cell replacement is for tissue renewal, not immune function.
• Option D: Innate immunity patrols for pathogens/invaders and initiates immediate defense.

Answer:

D. To patrol the body and respond to invaders