osmosis is the diffusion of water across a membrane in response to the concentration of one or more of the .

i do not know and i have a 100 in this class

it's anything that aren't producers and consumers.

explanation:

you've got to be clear on what "this" is

c) 50% there are four chromosomes. after crossing over, 2 of the four have been changed. that means any gamete has a 2 in 4 chance or 50% chance of receiving the mutated chromosome.