What do you know an organisms parents if it is heterozygous for a certain trait? a. both parents supplied b. the parents had the same traits. c. the parents supplied different alleles. d. the parents had different traits.

the parents supllied diffrent allieles C)

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.