How does nature selection support the theory of evolution?

Which of the following is a possible reason for sleep? a) growth b)digestive c)speed d)intelligence

Body systems are not completely independent they integrate and work together describe one example of the integration between body systems

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.