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What ratio limits the size of cells?
A concentration gradient
Separation of gentically identical chromosomes (chromatids)
100 um
They are sub-cellular structures
protein and lipid
A solute concentration gradient
The passive movement of a particle across a cell membrane via a channel protein.
The surface area to volume
What is essential for diffusion?
A concentration gradient
Separation of gentically identical chromosomes (chromatids)
100 um
They are sub-cellular structures
protein and lipid
A solute concentration gradient
The passive movement of a particle across a cell membrane via a channel protein.
The surface area to volume
Colchicine is a chemical substance that prevents the formation of microtubules. What stage of mitosis would be prevented, if dividing cells were treated with colchicine?
A concentration gradient
Separation of gentically identical chromosomes (chromatids)
100 um
They are sub-cellular structures
protein and lipid
A solute concentration gradient
The passive movement of a particle across a cell membrane via a channel protein.
The surface area to volume
What is facilitated diffusion?
A concentration gradient
Separation of gentically identical chromosomes (chromatids)
100 um
They are sub-cellular structures
protein and lipid
A solute concentration gradient
The passive movement of a particle across a cell membrane via a channel protein.
The surface area to volume
Which of the following is required for osmosis to occur?
A concentration gradient
Separation of gentically identical chromosomes (chromatids)
100 um
They are sub-cellular structures
protein and lipid
A solute concentration gradient
The passive movement of a particle across a cell membrane via a channel protein.
The surface area to volume
What two molecules are the principal components of membranes?
A concentration gradient
Separation of gentically identical chromosomes (chromatids)
100 um
They are sub-cellular structures
protein and lipid
A solute concentration gradient
The passive movement of a particle across a cell membrane via a channel protein.
The surface area to volume
The widtch of a human hair is 0.1 mm. What is the width in um?
A concentration gradient
Separation of gentically identical chromosomes (chromatids)
100 um
They are sub-cellular structures
protein and lipid
A solute concentration gradient
The passive movement of a particle across a cell membrane via a channel protein.
The surface area to volume
Which of the following is a characteristic of organelles?
A concentration gradient
Separation of gentically identical chromosomes (chromatids)
100 um
They are sub-cellular structures
protein and lipid
A solute concentration gradient
The passive movement of a particle across a cell membrane via a channel protein.
The surface area to volume
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