An example of a pioneer species in secondary succession is...?? O shrubs
O insects
O lichens
O grass

Which of the following occurs after a natural or unnatural disturbance in an ecosystem

25. what does meiosis create? haploids or diploid? somatic cells or gametes?

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.