Can anyone ?

hey, guys, i have answered at least 40 questions today but i need some on one of my own question anyone willing to ?

if you are here you go i need a short essay at leaset e sentences : ) what type of rock is pumice? describe how a pumice rock is likely to change over a long period of time.

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.

10. in which phase will crossing-over occur? a. mitosis b. metaphase ii c. prophase i d. meiosis ii

Explain the process that creates the heat of the sun?