acetyl CoA: Acetyl coenzyme A or acetyl-CoA is an important molecule in metabolism, used in many biochemical reactions. Its main function is to convey the carbon atoms within the acetyl group to the citric acid cycle (Krebs cycle) to be oxidized for energy production.
The mouth is the beginning of the digestive tract; and, in fact, digestive starts here when taking the first bite of food
answer:
i would have to say B or C. leaning more one C though, i hope i'm right haha. best of luck!! :D
Jellyfish, Komodo dragon, & bacterium