Answer: students drinking coffee
Explanation:
The dependent variable is the one that DEPENDS on what is about to happen. In this situation, whether the students scored higher DEPENDS on if they drank coffee.
So the independent variable would be the fact that they drank coffee.
Hope this helps!
Cell division in prokaryotes is called binary fission
I'M NOT SURE ABOUT STRUCTURE BUT IT'S THE ALVEOLI/LUNGS!! It makes holes in the alveoli, so you can't get as much Oxygen/Air into lungs -- you'd probs die of suffocation tbh ;_;