Answer:
a
Explanation:
cuz it is the fact of theory
This is active transport so the ions go against the concentration gradient. This means that the ions will travel from the place where there are less sodium ions(from the inside of the cell) to the place where there are more sodium ions (to the outside of the cell).
The answer would be D. The gametes of sexually-reproducing organisms reshuffle through crossing over and independent assortment during meiosis, creating genetic variation in their offspring.
Tip: remember mitosis (my toes has nothing to do with sex) so meiosis is the opposite of it.
I think it would be succession