2. Natural selection is an example of a
I mechanism of evolution. Does this mechanism
to
produce a change in individuals or populations?
Explain!
S.
ele
is

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.

it enhances antibody production by t cells of the adaptive immune system.

hope i'm right

explanation:

the answer is: metamorphic rocks often show the presence of fossils, also a

hope i

-lavira: )