Answer:
grass
Explanation:
grass produces the main source of energy for the food chain
HI there
I would go with D.cirrus
Take care
-Ans-
Channel protein is a membrane protein that spans the phospholipidbilayer (a strongly non-polar environment).
Answer:
<em><u>ability to catalyze a reaction </u></em>
Explanation:
<em>Because it causes denaturation of the protein, but no chemical or electrical changes.</em>