Download Aim: How do the organelles work together to maintain homeostasis?

Aim:
How do the organelles work together
to maintain homeostasis?
DO NOW:
EXPLAIN WHAT IT MEANS TO BE SELECTIVELY PERMEABLE. WHICH
ORGANELLE HAS THIS CHARACTERISTIC?
Cell Membrane Review
Lipid bilayer
Selectively Permeable- in goes glucose and oxygen, out goes CO₂ and wastes
Fluid Mosaic
Try This Regent Question
Which statement regarding the functioning of the cell membrane of all
organisms is NOT correct?
1.The cell membrane forms a boundary that separates the cellular contents from
the outside environment.
2. The cell membrane forms a barrier that keeps all substances that might harm
the cell from entering the cell.
3. The cell membrane is capable of receiving and recognizing chemical signals.
4. The cell membrane controls the movement of molecules into and out of the
cell.
Fish absorb oxygen through the gills, earthworms absorb oxygen
through the skin, amebas take in oxygen through the cell membranes,
and cows inhale oxygen through the nasal passages into their lungs. This
statement demonstrates that living things
1. rely on similar or the same processes, but accomplish them in
different ways
2. rely on different processes, but perform them in the same or related
ways
3. rely on different processes and accomplish them in different ways
4. have no relationship to one another, and are all independent
individuals