Producers of many mouthwash brands claim that using mouthwash prevents tooth decay. what is the best conclusion regarding these mouthwash brands and bacteria in the mouth?
a. mouthwash contains ingredients that kill harmful bacteria.
b. mouthwash contains bacteria that produce oxygen.
c. mouthwash does not really work because the growth of harmful bacteria cannot be prevented.
d. mouthwash does not really work because bacteria is not known to directly cause tooth decay.

Omg substrates with the same size and shape as the active site will bind to the enzyme. why is the key labeled the “bad” substrate?

What type of graph presents information about how often certain or traits occur?

Question 1 which of the following allows cells to take in fluids? a. phagocytosis b. pinocytosis c. exocytosis d. receptor-mediated endocytosis question 2 molecules move along their concentration gradient (from areas of high concentration to low concentration) using active transport mechanisms. a. true b. false question 3 which of the following powers active transport (ie. provides the energy for)? a. glucose b. transport proteins c. atp d. phospholipids question 4 what type of lipid is a major component of the plasma membrane? a. cholesterol b. phosopholipids c. proteins d. triglycerides