What type of solution is this blood cell in?
hypotonic
What type of solution is this cell in?
Isotonic
What type of solution is this cell in?
Hypertonic
Which direction will water move across this semipermeable membrane?
To the right
Which direction will water move in this picture?
Into the cell
Explain how this graph showing a change in heart rate is evidence for our body maintaining homeostasis?
As the person exercises the heart rate increases to maintain a balance of oxygen in the blood.
What type of feedback loop is shown?
Negative Feedback Loop
