Active transport
What will an animal cell placed in a hypertonic solution do?
Shrink
Passive transport requires no ____.
Energy
What is true about active transport?
It requires energy
What is not a type of passive transport?
Endocytosis
A solution that causes a cell to swell is called a _____
Hypotonic
A cell in an isotonic solution will ____.
Stay the same
What is not a type of active transport
Facilitated diffusion
Which term means “water-loving”?
Hydrophilic
Osmosis is the movement of ___ across a membrane.
Water
What is the movement of molecules against a concentration gradient?
Active transport
True or false
cell membranes are selectively permeable.
True
When particles move out of a cell through facilitated diffusion, the cell ______.
Does not use energy
True or false
Large molecules and ions can easily pass through the cell membrane without any help.
False
What effect does solute have on the water potential within a cell?
Water potential become more negative
If a molecule passes through a protein, but goes down a gradient, it is called ______.
Facilitated diffusion
The process of engulfing food or liquid particles into the cell is ___.
Endocytosis
The diffusion of water across a semi permeable membrane is _____.
Osmosis
what are the parts of a phospholipid molecule?
Phosphate groups
two fatty acids
glycerol
Another term for equilibrium is _____.
Controlling what goes into or out of the cell without energy is called ______.
Passive transport
Due to the higher concentration of oxygen in the air than your blood, oxygen goes from the lungs into the red blood cells by....
Simple diffusion
The dispersal of ink in a breaker of water is an example of ____.
Diffusion
The movement of molecules against a concentration gradient is ____.
Active transport
Are lipid tails nonpolar or polar?
Nonpolar
How many layers is in the lipid bilayer?
2