Membrane Structure Flashcards Preview

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Flashcards in Membrane Structure Deck (28)
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1
Q

What is a membrane?

a) give an example
b) describe what occurs in it

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2
Q

What are the roles of the plasma membrane?

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3
Q

label this membrane diagram

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4
Q

What is the phospholipid molecule composed of?

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5
Q

Describe the model of the plasma membrane;

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6
Q

What are the main lipid and protein types that compose of the membrane?

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7
Q

What is formed in the eye to protect from dessication?

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8
Q

What is the difference between integral and peripheral proteins?

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9
Q

In a flowchart summarise what structural components of the membrane form and their specific functions:

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10
Q

What are the main funcitons of proteins?

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11
Q

What is passive transport diffusion?

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12
Q

what are the 7 factors that affect diffusion rates?

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13
Q

How can we calculate how long diffusion takes?

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14
Q

Calculate time for diffusion:

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15
Q

Whats the difference between osmosis and diffusion?

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16
Q

Describe the 3 stages of osmotic pressue

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17
Q

Describe osmosis and osmotic pressure in 2 stages

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18
Q

How does osmotic pressure occur in a solution?

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19
Q

Describe osmosis in a semi pereable membrane. Give equation for osmotic pressue.

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20
Q

What is ficks law of diffusion?

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21
Q

In ficks law, define flux density and gradient

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22
Q

How is flux calculated and what depicts it visually

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23
Q

What are the dimensions of diffusion

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24
Q

What is the gausion root mean square displacement?

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25
Q

How do you calculate osmotic pressure in biological solutions?

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26
Q

What is tonicity and the types of it?

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27
Q

What are the 3 types of tonicity?

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28
Q

Describe how salt water and fresh water fish manage water balance:

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