Multiple choice

Most common type of white blood cells that kill bacteria and discourage infection

  1. Estriol

  2. Androgen

  3. Leukemia

  4. Neutrophils

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Neutrophils are the most abundant type of white blood cell and are the first responders to bacterial infections. They use phagocytosis to destroy pathogens.