If the actual population size of the target species is 40 individuals/cm2. was the
student's estimate accurate? Why or why not? How can you make sure that the
estimate of population size will be as close to the actual population size as
possible? Why do scientists only gather data for a part of the population, instead
of the entire population?

answer; /// i do believe the correct answer is (

your answer is rna to the question.

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.

lets get this bread mom