I believe the answer to this question is D, I am not sure though.
Answer:
muscle cells will become paralyzed when there is a lack of acetylcholine
Explanation:
Based on the information provided within the question it can be said that in this scenario the muscle cells will become paralyzed when there is a lack of acetylcholine. That is because the Acetylcholine (ACh) is an organic chemical within the brain and body that acts as a neurotransmitter to send signals from the brain to the muscle cells. Without those signals the muscle cells cannot respond and are therefore paralyzed.
The water from natural resources contain minerals that change the ph of water.
<span>An operon is an arrangement of genes consisting of an operator, a promoter, and a repressor.</span>
