Water And The ECM Flashcards
1
Q
When a cell crenulates, it is because of _______
A
Hypertonic environment
2
Q
In a hypertonic medium…
A
More water is outside the cell than inside
3
Q
Why are cells plasmolyzed? And what happens.
A
Because of the hypertonic environment, it causes plants to wilt
4
Q
What is pseudo-equilibrium?
A
When one water molecule comes in, another is forced out
5
Q
Define: turgur pressure
A
When water pushes against the cell wall
6
Q
Define: isotonic environment
A
Water outside and inside the cell are equal creating a flaccid cell
7
Q
Define: hypotonic medium
A
More water inside the cell than outside
8
Q
Why does apoptosis happen in a hydrotonic medium
A
Because too much water enters the cell
9
Q
Define: osmosis
A
Diffusion of water from a level of high free energy to low free energy
