Answer: A. Mesopelagic zone
Explanation: This zone is referred to as the "middle zone" within oceanic waters. Not yet the deep zone, however past the top layer aka upper ocean.
Hope this helps ^^
Answer:
i think answer B is correct
The statement that is true about Enzymes is that A) They are used up in the reactions they catalyse.
Scientists are still doing research and we just need to be patient. :) :)