Which statement best describes enzymes? 1.
Every enzyme controls many different reactions.
2.
The rate of activity of an enzyme might change as pH changes.
3.
Temperature changes do not affect enzymes.
4.
Enzymes are produced from the building blocks of carbohydrates.
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The image shows the evolution of a species of fish. a few fish from a population developed different social behaviors and evolved into different species. two fish according to the image, the fish underwent . the new species of fish had mating seasons that were different from that of the original fish. because of the differences in mating seasons, the fish underwent reproductive isolation. this mode of isolation would be .