Answer:
regulates which materials enter and leave the cell
Answer:
is there a multiple choice?? or anything
Answer:
Enzymes are catalysts for chemical reactions in living things. Enzymes, like other catalysts, lower the activation energy and increase the rate of chemical reac- tions. ... This means that enzymes do not change the direction of a reaction— they just change the amount of time needed for equilibrium to be reached.
Explanation:
Proteins function as enzymes, antibodies, and structural components.
Carbohydrates function in short term energy storage or structural components.