Consumers because scavengers hunt for food b
This is the Krebs Cycle. It is a lot like a wheel. The Krebs Cycle gives off FADH^2, NADH, and a bit of ATP.
Clues such as fossils such as bones, footprints, tar, etc, preserved underground helped inform scientists. You can also count how old a tree is when you cut it open and there are some alive for thousands of years so that is a possible way.
The skin plays a role in the production of vitamin D because when dehydrocholesterol reaches the skin by means of the blood and is exposed to ultraviolet light from the sun, it changes to vitamin D in an inactive form.
hope this helps!
Answer:
I think it's A
Explanation:
becasue the first step of the process doesn't involve tRNA
