Poor fitness can cause your heart to start disfunctioning, and not beating the way it should be. If an adult is not exercising often, they can end up having major heart problems that can affect the way they see their future.
The answer to your question is B.
Answer:
Along with evaporation and condensation, precipitation is one of the three major parts of the global water cycle. Precipitation forms in the clouds when water vapor condenses into bigger and bigger droplets of water. When the drops are heavy enough, they fall to the Earth.
Explanation:
from national geographic yw
It is called sterilization
The matrix is broke down and releases phosphate and calcium when blood concentrations are low. Osteocytes will stimulate to remove calcium and phosphate from the blood. ... All inner layer bones contain spongy bone tissue.
