Answer:
Carbon starts as coal or oil in the earth, then is brought up by mining or drilling. When brought up, it is used up and the gases go into the atmosphere. Trees, soil and water act as carbon sinks, which suck up all the carbon from the air and contain it. When carbon is absorbed by the soil, it goes back into the ground.
Explanation:
well that answer was the explanation so welp
Answer:
I think the answer is A
Explanation:
D is pointing at specifically at electron which is the outer charger of the electron cloud. I don't think its likely to be D as the answer.
Answer:
No, because some eukaryotic genes have introns that are not translated.
Answer:
11) A. The optimum pH of an enzyme is 6.6
12) C. A control group
The statement that is true about Enzymes is that A) They are used up in the reactions they catalyse.
