Similarities in the bones of the human arm and a whale's flipper suggest what about these organisms?
a.) they have the same dna.
b.) they have nothing in common.
c.) they share a common ancestor.
d.) whales evolved from humans.

Elephants in the savanna regions of africa dig holes in dried up river beds to reach water lying just below the surface. these holes provide drinking water for other animals as well. so, without the elephants, many animals might otherwise die from lack of water during the dry season. the location in which the elephants live is an example of a/n and the role they play in creating water holes is an example of a a) ecosystem; habitat b) community; niche c) habitat; niche d) niche; habitat

Organisms that successfully adapt will leave to grownone of the above

What organs comprise the respiratory system of a bird