Tim makes a volcano demonstration for a class. he crafts the volcano out of clay, and then pours vinegar into the baking soda that is inside the volcano. what would be the best way for tim to turn this demonstration into an experiment?

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

If bacteria are much too small to see, what is one reason why can we see colonies in the petri dishes that have plenty of food to eat after only a few days?

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