Choose ALL the vocabulary words below that match the following
definition: the process of spontaneous
passive transport of molecules or ions
across a biological membrane via
specific transmembrane integral
proteins or carrier proteins. Does NOT
use energy.

white blood cells or wbc s are mainly 2 types-

1.agranulocytes

2.granulocytes

the monocytes or macrophages of agranulocytes , dendritic cells which are accessory leucocytes, and b cells which is one type of lymphocytes   identify the antigens present on the pathogen's surface. these three cells are called antigen presenting cells(apc) which are phagocytes and destroy the antigens by secreting antitoxins. besides this leukocyte is always plays vital role in the immunity of the body.

z is the answer.

(sorry caplock) lol

                                                happy valentines