Answer:
Carbon dioxide from the air is used to produce food for plant growth. Carbon moves from plants to animals when animals eat the plants. Also, Carbon moves from living things to the atmosphere. Each time you exhale, you are releasing carbon dioxide gas (CO2) into the atmosphere.
The burning of fossil fuels also releases carbon dioxide into the atmosphere.
The skeletal muscles are considered voluntary muscles and are mostly located in all parts of the human body. Therefore, these are the muscles that are attached to the bones and have an origin but are NOT highly branched. The skeletal muscles are the UNBRANCHED ones whereas, it is the cardiac muscles that are considered branched.
Cell transport is useful because it's, essentially, the movement of cells across the blood/veins. Active transport uses energy, while passive transport does not.
they are strongest between latitudes of 30°N and 60°N. but they move every year, "following the sun".
2. Process to test hypotheses