Cells must be in osmotic equilibrium with their surroundings environments because if they swell or shrink thier membranes will rupture

Ais a landform that is formed at the mouth of a river from the deposition of sediment carried by the river as the water flows.

Do plant cells perform cellular respiration?

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.