Astar has a spectrum shift exhibiting a blue shift. what can you conclude about the distance from earth to that star?

the distance is increasing.

the distance is decreasing.

the distance will remain unchanged.

the distance varies with the temperature of the star.

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.

Which characteristics are typical of a human population in the postindustrial stage?

Which of the following describes how binary fission and mitosis are similar? a)they are both used for growth or repair b)they both break down membrane-bound nuclei c)both invoke the replication of a single stand of dna d)both replicate genetic material