Answer:
Explanation:
The carbon cycle traces carbon's path from the atmosphere, into living organisms, then turning into dead organic matter, going into the oceans, and back into the atmosphere.
Answer:
The temperature of Earth's surface if there was no atmosphere would be over 200 degrees (F) in the daytime and below 200 degrees (F) at night.
Answer:
Cellulose is the main substance found in plant cell walls and helps the plant to remain stiff and strong. Humans cannot digest cellulose, but it is important in the diet as a source of fibre.
Explanation:
Answer:surface area to volume ratio
Cell size is limited by a cell's surface area to volume ratio. A smaller cell is more effective and transporting materials, including waste products, than a larger cell. Cells come in many different shapes. A cell's function is determined, in part, by its shape
Explanation:
C
Explanation:Only answer where they are trying to protect
