The function of white blood cells is to
A) remove carbon dioxide from active cells.
B) remove nitrogenous wastes from active tissues.
C) carry oxygen from the lungs to the body's cells.
D) carry nutrients from the digestive system to the body's cells.
E) defend the body against infectious organisms.

Question

Quizplus · Accepted Answer

White blood cells, also known as leukocytes, are a crucial part of the immune system and serve to defend the body against infectious organisms such as bacteria, viruses, and parasites. They identify and attack these foreign invaders to prevent them from causing harm to the body.

The Function of White Blood Cells Is to