Cheri has an overactive thyroid gland that sometimes causes her to have angry outbursts when she doesn't take her medication as prescribed. a therapist seeing cheri would attribute her anger to

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.

amber has allowed scientists to study dna that has been preserved over millions of years.