A class of organisms that harm their host by producing toxins that interfere with normal body function. liverwarsts
slime molds
bacteria
amoebas

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Which of the following is a difference between active transport and facilitated diffusion? view available hint(s)which of the following is a difference between active transport and facilitated diffusion? facilitated diffusion can move solutes against a concentration gradient, and active transport cannot. active transport involves transport proteins, and facilitated diffusion does not. facilitated diffusion involves transport proteins, and active transport does not. active transport requires the expenditure of cellular energy, and facilitated diffusion does not.

One of the reasons that stars are so large is because

Why do mountaineers become breathless as they reach high altitudes