The cellular process in which materials are moved across a membrane from an area of low concentration to an area of high concentration is called a. osmosis. b. simple diffusion. c. active transport. d. passive transport.

What is true of all organisms in the kingdoms protista, plantae, fungi, and animalia? a. they are multi-celled. b. they are photosynthetic. c. they have cells that contain membrane-bound organelles. d. they contain cells that lack membrane-bound organelles.

Apair of fruit flies reproduces and has 1,000 offspring. all 1,000 of the offspring have the alleles gg. what is the most likely combination of alleles for each parent

What material did the moon come from?