Answer:
try b and tell me if i am wrong please
Explanation:
The dependent variable is the one that changes throughout the experiment based off of the independent variable
Question 4
Which of the following would be considered a form of active transport?
o the movement of oxygen molecules from high concentration in the blood to low concentration in the cell.
O the movement of carbon dioxide from high concentrations in the cell to low concentrations in the blood.
o the movement of glucose into the cell down its concentration gradient,
o the movement of sodium atoms from low concentration in the cell to higher concentrations outside the cell.
Parathyriod glands produce a parathyriod hormone aka PTH