Which of these statements BEST describes rocks? A)
Rocks may contain one or more minerals.
B)
Rocks are made inside the Earth's mantle.
Just like minerals, rocks have a definite shape.
D)
Rocks and minerals have a definite chemical composition.

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.