Answer:
During active transport, a protein pump uses energy, in the form of ATP, to move molecules from an area of low concentration to an area of high concentration.
Explanation:
You know you are happy if you feel good. If you are content where you are in life and you don't have troubling thoughts.
Three to four days without water
Yes be cause it is a question of health
Hope to affect act or react on the basis of doctor prescription
