Multiple Choice
Match the following.
-facilitated diffusion
A) describes the non-polar portion of a molecule that does not interact with water or other polar substances
B) describes fatty acids that have mostly single but more than one double carbon-carbon bond
C) describes the polar portion of a molecule that interacts readily with water or other polar substances
D) a process of transport in which substances cross a membrane based on concentration differences without the expenditure of energy
E) describes fatty acids that have mostly single but at least one double carbon-carbon bond
F) describes fatty acids that do not have any carbon-carbon double bonds
G) a process of transport in which integral proteins change shape to allow a substance to cross a cell membrane
H) a process of transport that costs energy because the flow is against the concentration gradient
Correct Answer:
Verified
Correct Answer:
Verified
Q24: A protein which extends completely through the
Q25: The molecule shown can be classified as
Q26: Match the following.<br>-saturated<br>A)describes the non-polar portion of
Q27: Glycolipids are similar in structure to sphingomyelins,except
Q28: Saturated triacylglycerols are usually _ because _.<br>A)liquids;they
Q30: Which molecule is a saturated fatty acid?<br>A)CH<sub>3</sub>(CH<sub>2</sub>)<sub>14</sub>COOH<br>B)CH<sub>3</sub>(CH<sub>2</sub>)<sub>7</sub>CH=CH(CH<sub>2</sub>)<sub>7</sub>COOH<br>C)CH<sub>3</sub>CH=CHCH<sub>2</sub>COOH<br>D)(CH<sub>3</sub>)<sub>2</sub>CH(CH<sub>2</sub>)<sub>3</sub>COOH<br>E)none
Q31: Which statement about cholesterol is not correct?<br>A)It
Q32: Substances originating in plant or animal material
Q33: Which choice is an example of a
Q34: Match the following.<br>-active transport<br>A)describes the non-polar portion