Answer:
b concentration insid e and out side the cell
Answer: C
Explanation: It isn't impossible to pollute and it is a usable water source AKA wells
That would be D. Isovolumic contraction
As the name states during ISOvolumic contraction the volume of the ventricles doesn’t change and stays the same so no blood enters or leaves the ventricles. The thing that changes is the pressure of the ventricles that increases.
I can explain the process more if u want in the comments:)
Is caused by vibration, can travel through a vacum, and travels in longitudinal waves<span />
I believe the answer to your question is the p<span>arietal lobes</span>