The answer is A which is CH4.
Because the energy is going to decrease to also nothing and the animals at the top have to hunt more than those closer to the bottom of the food web
<span>a) the active site is a site on the enzyme molecule where specific substrate molecules bind.
because an active site is </span><span>a region on an enzyme that binds to a protein or other substance during a reaction.
hope this helps :) brainliest? i really need one! </span>
Answer:
I am 100% sure it is the mudstone. I believe they are the oldest rock in existence.
Explanation:
