Question

A leukocyte is responsible for:

bringing oxygen to the other body cells
fighting disease by phagocytosis or antibody production
causing muscle contraction
conducting nervous impulses throughout the body

Answer 1

@sugarplum15

Answer 2

"fighting disease by phagocytosis or antibody production."

You might want to also remember leukocytes (or white blood cells) are also involved in the allergen response via the production of histamine.

Answer 3

Agreed

Answer 4

Okay and thanks again!