what is the probability that the first man and woman will have a son who is a hemophiliac? how do you know​

There is a 50% chance that each son will have hemophilia. There is a 50% chance that each daughter will be a carrier of the hemophilia gene.

Explanation:

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.