The zona fasciculata in the adrenal gland secretes Multiple Choice
glucagon
cortisol
aldosterone
estradiol
epinephrine

Photosynthesis uses co2 and cellular respiration produces co2. we call the point when the two processes are in balance--when there is no net production of co2--the compensation point. how might you limit one of the processes in order to achieve a compensation point?

What is the next step in the process after a substrate enters the active site of an enzyme

Which macromolecule catalyzes chemical reactions this be considered enzyme chemical reactions thus he considering enzymes