Question

chapter exams content
page 3 of 22
question 3
what is the main function of platelets?
a to transport oxygen
b to provide a blood clotting mechanism
c to remove waste from cells
d to fight infections

Explanation:

Platelets are crucial for blood - clotting. Red blood cells transport oxygen, white blood cells fight infections, and the removal of waste from cells is not the main function of platelets.

Answer:

B. To provide a blood clotting mechanism