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Quiz 7
questions and answers to study from Quiz 7
11
Biology
Not Applicable
12/13/2012

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Term
cell drinking is called?
Definition
phinocytosis
Term
what type of transport is "cell drinking"?
Definition
active
Term
Which specific form of transport is used in glucose transport?
Definition
facilitated diffusion`
Term
Is glucose transport up or down a gradient?
Definition
down
Term
Name two subtances that pass through cell membranes easily
Definition
O2, CO2
Term
What term is used to describe the result of a cell placed in a hypertonic solution?
Definition
plasmolysis
Term
define diffusion
Definition
molecules from high to low concentration
Term
What drives diffusion
Definition
potential energy concentration gradient
Term
Define Osmosis
Definition
diffusion of water across (semi)permeable membrane
Term
The Na/K pump specifically pumps what (how many and in what direction)?
Definition
3 sodium out 2K in
Term
What does Hypotonic mean?
Definition
lower tonacity (concentration of a solute) than another solution
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