Kevin said, “If I grow five seedlings in red light, I think the plants will grow faster than the five
plants grown in white light.” According to the
scientific method, what step is this?

Before the can be observed by using a transmission electron microscope, cells are sliced into very thin sections. what disadvantage does this procedure present in the study of cellular parts

As a small change in a person's dna can cause a genetic disorder

Ialready know the answers to these questions and they are on the attachment. but i just need to know why that answer is the correct one. plz asap! this is for a report that i need to email by 10!