Answer:
Transporters that move ions
Explanation: The sodium potassium pump which moves the sodium ions to outside the cell and potassium to the inside
Answer:
look it up
Explanation:
if y'all paid attention in class y'all would know like honestly y'all are lazy do some research
because that is where the sperm divide to multiply
Probability: The chance of something happening and the likelihood of a particular event happening.