Answer: Seafloor spreading occurs at <u>divergent plate boundaries.</u> As tectonic plates slowly move away from each other, heat from the mantle's convection currents makes the crust more plastic and less dense. The less-dense material rises, often forming a mountain or elevated area of the seafloor.
A compound is organic if it contains carbon covalently bonded to other atoms. Most often, the other atoms include hydrogen, oxygen, and/or nitrogen. A few carbon compounds, such as simple oxides (e.g. CO2) and cyanides (e.g. KCN) are excluded arbitrarily.
Answer:
In Glycolysis, the glucose molecule undergoes several chemical processes. At the end, it gets converted into two molecules of pyruvate.
Blood is pushed through the organism by the heart, and brings nutrients and oxygen to our tissues. It also takes away waste and carbon dioxide from tissues.
Answer:
1. B
2. C
(check with your teacher to make sure and explain it to you)