Author: Anonymous

33) The force driving simple diffusion is ________, while the energy source for active transport is ________.

15) Which of these is not considered an amniote?

33) The force driving simple diffusion is ________, while the energy source for active transport is ________.

15) Which of these is not considered an amniote?

16) Why is the amniotic egg considered an important evolutionary breakthrough?

43) In the digestive system, peristalsis is ________.

21) Mechanical digestion, the process of breaking down large chunks of food into smaller pieces, is important because smaller pieces of food ________.

21) Mechanical digestion, the process of breaking down large chunks of food into smaller pieces, is important because smaller pieces of food ________.

8) Which of the following combinations of phylum and description is incorrect?

17) Which of the following are the only extant animals that descended directly from dinosaurs?