Protozoa, other than Euglena, are called animal-like protists because they . A. cannot produce their own food.
B. can produce their own food
C. have cell walls
D. do not have cell membranes
2.Tina observed a cell under a microscope. She concluded that it was a plant cell instead of an animal cell. Which structure helped her come to this conclusion?
A. She saw a chloroplast, which animal cells lack.
B. She saw a vacuole, which animal cells lack.
C. She saw a nucleus, which animal cells lack.
D. She saw a cell membrane, which animal cells lack.

18. determine whether each stateme blank space given. ach statement is true (t) or false (f). place your answer in the 8. when a cell is put into an isotonic solution, individual wat put into an isotonic solution, individual water molecules cannot move back and forth across the cell membrane. d. when a cell is put into a hypertonic solution, there is a net movement of water molecules across the cell membrane into the cell. c. when a cell is put into a hypotonic solution, there is a net movement of water molecules across the cell membrane out of the cell. d. the movement of any solvent across a semi-permeable membrane is called osmosis. e. carrier proteins have the ability to change shape and physically move molecules across the cell membrane. f. in facilitated diffusion, the concentration of the molecules to be moved across the cell membrane is higher inside the cell.