Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
24 Cards in this Set
- Front
- Back
|
Cell Membrane |
Acts as a gatekeeper |
|
|
Cell Membrane |
Selectively permeable (chooses what passes through) |
|
|
Small Molecules |
Pass through cell membrane |
|
|
Large Molecules |
Cannot pass through cell membrane |
|
|
Charged Molecules |
Cannot pass through cell membrane |
|
|
Carbon Dioxide Oxygen |
Pass through cell membrane |
|
|
Homogenous |
Liquid mixture of 2 or more substances |
|
|
Most Versatile solvent? |
Water |
|
|
Solute |
What is being dissolved (particles) |
|
|
Solvent |
Liquid |
|
|
Solution |
Solute + Solvent |
|
|
Diffusion |
The process of naturally distributing molecules to even out concentration |
|
|
Concentration |
The amount of substance in a given volume |
|
|
Air |
Fluid |
|
|
Molecules want to be...? |
Equadistant |
|
|
Selectively Permeable Membrane |
Wants to have even concentration |
|
|
Outside of cell = |
High concentration |
|
|
Inside of cell = |
Low concentration |
|
|
If the solute is high concentration... |
The solvent is low concentration |
|
|
Osmosis |
solvent moves to higher concentration of solutes |
|
|
Osmosis |
Trying to equal out solvent to solute concentration |
|
|
Diffusion Requires... |
No energy |
|
|
Active Transport Requires... |
Energy |
|
|
Facilitated Diffusion Requires... |
No energy |
