In addition to providing food why are plants important to human society give three examples

It has been said that veterinarians are the world's best doctors, since their patients cannot tell them what is wrong. what are some of the differences between human and animal medicine? what are the advantages and disadvantages of each?

In the family tree below, people with the recessive trait of attached earlobes are shaded gray.

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