What best describes the transport process occurring in the model?

A. Energy is used to move sodium ions from low concentration to high concentration.
B. Sodium ions are moving from low concentration to high concentration without using energy.
C. Energy is used to move sodium ions from high concentration to low concentration.
D. Sodium ions are moving from high concentration to low concentration without using energy.​

What best describes the transport process occurring in the modelA Energy is used to move sodium ions from low concentration to high concentrationB Sodium ions a class=

Respuesta :

Answer:

It is A

Explanation:

I had this question on my test last week.