Why is it difficult for people to preserve nature by giving up the practice of fracking? (don't use g0ogle please!)

Were to good at it

Explanation:

Because people have been doing it for a millennia, we cant really stop. and because romance revolves around it, we cant stop and wont.

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.

yes? sounds right, but you didn’t ask a question.