How does the water in your body help maintain homeostasis?

Describe how an electric generator works

How does the fossil record provide evidence that the modern whale evolved from the anthracotheres? a) the modern whale looks like their ancestor the anthracotheres. b) the modern whale has all of the same structures as their ancestor. c) there is not enough evidence to suggest the the modern whale evolved from the anthracotheres. d) the anthracotheres has a structure that is still present in the modern whale, but is no longer of use to the modern whale.

You are shown 2 samples of the earthes crust . the first is denser than the second . which most likley is oceanic crust