Using the formula V1D1=V2D2, find the final dilution of the following (remember that D1=1): 10.0ml of a sample is transferred to 90.0ml of diluent
What will be an ideal response?
1x10^-1
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a. peptide hormone b. intracellular receptor c. steroid hormone d. second messenger
Bacteria in the _____ make essential vitamins
a. stomach c. large intestine b. small intestine d. esophagus
Which cell becomes a macrophage when leaving the bloodstream?
A. monocyte B. lymphocyte C. basophil D. eosinophil E. neutrophil
What can be said about the transfer of fluid from the glomerulus to Bowman's capsule?
A. It results from active transport. B. It transfers large molecules (e.g., proteins) as easily as small ones. C. It is very selective as to which small molecules are transferred. D. It usually includes the transfer of red blood cells to the nephron tubule. E. It is mainly a consequence of blood pressure force-filtering the fluid.