Which statement describes the motion of the sun? (2 points) The sun rotates on an axis. The sun does not rotate. The sun moves around the Earth. The sun orbits the solar system.

rising sea temps which are causing coral reefs to bleach and die out

glaciers are melting causing sea levels to rise wgich could flood out land

explanation:

answer: substrate concentration. enzymes work best when there is a high enough substrate concentration for the reaction they catalyse.

you can have just about every answer you can think of

bacterium is not correct