The process by which radioactive materials that have been incorporated by biological functions into the body tissues and organs are eliminated from the body as are their non-radioactive counterparts is referred to as?

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

How do you date a sample of rock that you suspect as being one of the earliest on earth

Consider the venn diagram of plant reproduction. where in this image, areas a - d, would you insert the picture of the orange lily?