is c I think, I'm not sure tho!
I believe the answer is b hope this helps
Which molecules are mostly closely related to lipids? oh, i'd say fats. my explanation for this statement is because lipids are technically in the same class as fats.
Because earth has natural cycles it goes through with ecosystems, and when we get involved with trying to help one spectrum of the natural world (rabbits for example) we hurt another (wolves, by over feeding, increasing the population, then exhausting the population of rabbits over a time.)
Hope this helps u!! If u have any questions just message me & more than welcome to help u on Brainly.com :)