D. regulates which materials enter and leave the cell
Answer:
the correct answer is B
Explanation:
Erythropoietin (EPO) is a glycoprotein hormone whose main function, which is not unique, is the regulation of the production of red blood cells and with it all the processes related to the formation of energy by aerobic route
It is made by the kidney.
Answer:
Carbohydrates are made of hydrogen and oxygen with the general formula of Cm(H2O)
Answer:
680
Explanation:
When the P680 special pair of photosystem II absorbs energy, it enters an excited (high-energy) state. Excited P680 is a good electron donor and can transfer its excited electron to the primary electron acceptor, pheophytin.
