What is an example of how epithelial tissue works with another tissue to help your body function

what is shown in the image?

eukaryote

chloroplast

mitochondrion

submitted

the answer is c. it will give up it's valence electron to the other atom.

friedrich meischer discovered it in white blood cell

i think i can answer even without the example. over time with environmental changes, sometimes a group of animals will adapt to better survive. take a moth for example. if the trees the moths use to camouflage themselves from predators, started to die or change colors themselves, the moths may, overtime of course, change color too. its just adapting to its surroundings. hope i was of any : )