stresssssssssssssed

Urgh come on BIOLOGY, I'm counting on you to pull my marks up.
You and your homeostasis,thylakoid membranes, oxidative phosphorylation, heterotrophic procaryotes, chemosynthetic origin of life, abiotic factors, peripheral nervous system, antidiuretic hormones and feedback systems!

FUCK. 

12 hours.

HELP ME.