21. The table below shows description of sizes of glomeruli renal tubules of two animals which are
living in different environments
Animal X
Animal Y
Glomeruli
Large and few
Small and many
Renal tubules
Short
Long
(a) Name the likely environment in which each animal lives
: (i) Animal x
(ii) Animal y​

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.

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

hope i

-lavira: )

sorry to break it to ya but no one can answer your question it's just

jk but i am serious about the part that most people cant answer it beacuse you did not mention the section you are talking about. but it would if you added some detail and were a bit more specific.