The organism shown in the figure below is an example of:

a. a flagellate.
b. a ciliate.
c. an amoeba.
d. a spore-forming protist.

Nitrofurantoin used during the fifth week of pregnancy places the neonate at risk for which condition?

What are the four basic classes of organic molecules how do they differ structurally and functionally

Read the following scenario to answer the following question. in some zoos, rare crosses between a male lion and a female tiger have produced hybrid offspring called "ligers." male ligers are sterile but some female ligers are fertile. in the wild, lion and tiger ranges do not naturally overlap, making such a cross unlikely. furthermore, the solitary behavior of tigers and the social organizations of lions create behavioral differences. applying the biological species concept, the sterility of ligers reveals that a. lions are probably a subspecies of tigers b. tigers and lions are the same species c. a new species called "ligers" is forming d. tigers and lions are separate species