Answer:
Dissolved oxygen concentrations are constantly affected by diffusion and aeration, photosynthesis, respiration and decomposition. While water equilibrates toward 100% air saturation, dissolved oxygen levels will also fluctuate with temperature, salinity and pressure changes ³.
Explanation:
<em>Answer:</em>
The answer will be found in my explanation.<em> </em>
<em>Explanation:</em>
<em>The roundworms have sporadic movements. Instead of casually wiggling along like the typical worm, I observed that the roundworm thrashes back and forth. (I'm not sure how many roundworms would be present. That is dependent on your professor.) Roundworms live in soil and eat things such as bacteria and fungi. This particular bug is suited to it's habitat due to the fact that their unusual movements may help break up soil and when the roundworms die their body stays present in the soil. The body would then decompose in the Earth's soil providing many beneficial elements such as nutrients. Both of these actions help fertilize the soil and make it better for us to use. </em>
Answer:
2
Explanation:
Fats are the slowest source of energy but the most energy-efficient form of food. Each gram of fat supplies the body with about 9 calories, more than twice that supplied by proteins or carbohydrates.
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Answer:
Another name for Circulatory system is Transport system. It brings a transport liquid into close contact with all cells in the body. In the case of Human, it is blood.
