Answer:
The exploitation of biological processes for industrial and other purposes, especially the genetic manipulation of microorganisms for the production of antibiotics, hormones, etc.
Explanation:
C. Enzymes increase the rate of the chemical reactions carried out during metabolism.
Answer: Earth spins on its axis
hope this helps (:
I think it is B. biome
Because biome means a large area dominated by characteristic plants and animals, such as a rain forest, desert, or tundra.