Is the movement of particles along the concentration gradient.

Explain why in any given geographical region, women tend to have lighter skins( by 3-4% on average) than men?

Aflashlight produces light using energy from the batteries. in which order does the energy change form? a. from chemical to electric to light energy b. from electric to light to chemical energy c. from electric to chemical to light energy d. from light to electric to chemical energy

Which of the following is a common danger of commercial fishing?