Answer:
an organism with nutritional requirements
Explanation:
Calcium
Calcium helps build and maintain bones.
Answer:
If the boundary between the cold and warm air masses doesn't move, it is called a stationary front. The boundary where a cold air mass meets a cool air mass under a warm air mass is called an occluded front. At a front, the weather is usually unsettled and stormy, and precipitation is common."
Explanation:
Anthropods have exoskeletons
