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What is facilitated diffusion?
100 um
They are sub-cellular structures
A solute concentration gradient
A concentration gradient
The passive movement of a particle across a cell membrane via a channel protein.
X 5000
The surface area to volume
protein and lipid
What ratio limits the size of cells?
100 um
They are sub-cellular structures
A solute concentration gradient
A concentration gradient
The passive movement of a particle across a cell membrane via a channel protein.
X 5000
The surface area to volume
protein and lipid
What is essential for diffusion?
100 um
They are sub-cellular structures
A solute concentration gradient
A concentration gradient
The passive movement of a particle across a cell membrane via a channel protein.
X 5000
The surface area to volume
protein and lipid
If a red blood cell has a diameter of 8 um and a student shows it with a diameter of 40 mm in a drawing, what is the magnification of the drawing?
100 um
They are sub-cellular structures
A solute concentration gradient
A concentration gradient
The passive movement of a particle across a cell membrane via a channel protein.
X 5000
The surface area to volume
protein and lipid
Which of the following is a characteristic of organelles?
100 um
They are sub-cellular structures
A solute concentration gradient
A concentration gradient
The passive movement of a particle across a cell membrane via a channel protein.
X 5000
The surface area to volume
protein and lipid
Which of the following is required for osmosis to occur?
100 um
They are sub-cellular structures
A solute concentration gradient
A concentration gradient
The passive movement of a particle across a cell membrane via a channel protein.
X 5000
The surface area to volume
protein and lipid
What two molecules are the principal components of membranes?
100 um
They are sub-cellular structures
A solute concentration gradient
A concentration gradient
The passive movement of a particle across a cell membrane via a channel protein.
X 5000
The surface area to volume
protein and lipid
The widtch of a human hair is 0.1 mm. What is the width in um?
100 um
They are sub-cellular structures
A solute concentration gradient
A concentration gradient
The passive movement of a particle across a cell membrane via a channel protein.
X 5000
The surface area to volume
protein and lipid
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