How does limiting factors affect an ecosystem?

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

15 ! come and answer! a(n) is the general term for an infectious disease that has spread across a city, region, or country.

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