The enzyme pepsin catalyzes the breakdown of protein but does not affect the breakdown of lipids. What affects why enzymes catalyze reactions involving some types of molecules but not others?

Where in the body can you find chemoreceptors? a. on the skin and ears, to detect pressure, touch, motion, and sound b. on the retina, to detect a single photon of light c. on the skin, to detect temperature or specific chemicals d. on the tongue and in the nose, to detect taste or odor

As the human population grows, what happens to our natural-resource requirements? o they increase o they decrease o they do not change. they go in cycles

What macromolecule is produced during translation? a. carbohydrate b. rna c. dna d. protein