In total WBC count, if you count 60 WBCs in two squares, how many WBCs do you have in 1 ml of original blood sample?

Note: Width and length of each large square is 2 mm, distance between slide and cover is 0.5, and 20 microliter blood is mixed with 180 microliter the diluent.

Which of the following is one of the four conditions necessary for natural selection to occur in a population? fewer organisms are born than the habitat can support mutation does not occur organisms have identical characteristics variation is inherited

Can bacteria reproduce in a way such that when you start out with two bacteria, you get five bacteria? why or why not? * a. yes, because bacteria reproduce sexually, and can produce any number of offspring, just as humans do. b. no, because bacteria grow at an exponential rate. c. no, because when bacteria reproduce, they split into two parts, and two bacteria splitting would result in four bacteria.

Most animal cell membranes have proteins that pump. ions out of the cell and potassium ions into this