Enzymes: a. reduce the energy released in a reaction by one of four different mechanisms. b. can only catalyze energy-releasing reactions. c. can only catalyze reactions that require an input of energy. d. are always consumed by catalyzing a reaction. e. None of the above

Aperson is outside exercising. body temperature begins to rise, and the person starts to sweat. their body temperature then returns to normal, and the body stops sweating. a positive b negative c allosteric d homeopathic

What substance is the most acidic. lemon juice. tomato juice. sodium hydroxide. water

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 .