The amount of energy needed for a reaction to take place is the activation energy. enzymes can lower the activation energy of a chemical reaction. which of the following describe a way that this could happen? a. the enzyme separates molecules from each other. b. molecules can be brought together so they can bond more easily. c. more substrate is added by the enzyme. d. the enzyme distributes atp to cells and then is destroyed.

What is the name of the type of cell division that occurs in the prokaryotic cell cycle

Why is it incorrect to say that mitochondria function only as energy factories with cell

Awoman whose sister tested positive for a specific mutation in the brca1 gene, which increases the risk for breast and ovarian cancer, is found not to have that mutation but does have a mutation of unknown significance near the known mutation site. how should this woman be counseled? select one: a. she should be informed that her risk for breast cancer is greater than the general population but not as great as her sister’s risk. b. she should be informed that because she does not have the mutation, her risk for breast cancer is not greater than that of the general population. c. she should be informed of her gene mutation status and be presented with all the available prophylaxis options and reconstruction options. d. she should be informed that she does not have the specific mutation but that because another mutation is present she should be vigilant about screening