Answer:
8.
Explanation:
Oxy is the 8th element in the periodic table
C. It requires active transport because the use of energy is necessary, the natural and opposite flow to this, would be from high to low concentration that requires little to no energy (i.e passive diffusion).
Carbohydrate. It's a monosaccharide.
Here's what I know: Energy is transferred between the Earth's surface and the atmosphere, by means of conduction, convection, and radiation. Hope this helps you!
