Fill in the blanks. Enzymes are (a) which speed up the biochemical (b) in living organisms. The enzymes themselves are not changed in these reactions, that is they are biological (c). Enzymes are (d)- each one controls only one type of reaction. They are (e)by high temperatures and by extremes of pH.

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.

Name the tissue that in translocation

What evidence for the age of the earth is indicated by the fact that sedimentary rock is found on mountain tops? that the earth has expanded outward from water beds that mountains formed first before anything else that some force lifted the rocks from the water the earth is not very old and has not had time for many rock layers to form