The heart must beat faster during exersise because by increasing the heart rate the body is able to increase cardiac output and deliver the necessary blood flow to the mucles
Answer:
We can predict the ways organisms will interact in different ecosystems by comparing the NICHE they fill.
Answer:
E all of these are kingdoms
Explanation:
they just are? I dunno how to "explain" a yes or no thing.
Answer: The amount of water in the blood would increase.
Explanation:
Hawaii are the more hotspots area of volcanos. occurs in the type of temperature