Cell Membrane
Cell membrane Transport
Passive Transport
Active transport
Osmosis
100
What macromolecule is the cell membrane primarily made of?
Lipids
100
Only some things can pass through the phospholipid bilayer and others can not. This is know as what?
Semipermeable or selectively permeable
100
In diffusion, molecules move from ______ to ________ concentration.
H to L
100
What type of Active Transport deals with engulfing large molecules?
Phagocytosis
100
What solution do animal cells prefer?
Isotonic
200
What part of the bilayer is Hydrophobic and which is Hydrophilic
Hydrophobic Tails
Hydrophilic Heads
200
What are the 2 types of cell transport?
Active and passive.
200
Name the 3 types of passive transport.
Simple diffusion, Facilitated Diffusion, Osmosis.
200
In Sodium Potassium Pump, how many sodium ions get moved out of the cell?
3
200
What solution do plant cells prefer?
Hypotonic
300
In osmosis, what are the specialized proteins molecules move through? (Hint: think water)
Aquaporins
300
What are the three types of active transport?
Protein Pump ,Exocytosis, Endocytosis
300
What molecule is involved with cell recognition and cell signaling?
Carbohydrates
300
When large molecules are expelled from the cell via a vesicle
Exocytosis
300
What happens to a cell in a Hypertonic solution and which way does the solvent move
It loses water (out of the cell) and shrinks?
400
What structures embedded in the phospholipid bilayer allow large or charged molecules through?
Proteins channels
400
What is the difference between simple diffusion and facilitated diffusion
facilitated involves proteins
400
What type of passive transport is shown?
Facilitated Diffusion
400
When small molecules are drank by the cell membrane and transported throughout the cell in a vesicle
Pinocytosis
400
What type of solution is this?
hypotonic
500
What is a Concentration Gradient
a difference in concentrations High to low OR Low to High
500
What molecule is embedded in the phospholipids and keeps the tails from sticking together?
Cholesterol
500
What type of molecules are typically moved during diffusion?
Gas (oxygen and carbon dioxide)
500
Passive or Active?
Active
500
When plant cells are very large because of water they are known as this.
Turgid