BIO 181- Module ¾ Practice Questions and Answers 100% Pass

BIO 181- Module ¾ Practice Questions and
Answers 100% Pass


Cholesterol is ______ to have in biological membranes. - ANSWER✔✔-

good


What are the orphaned organelles orphaned from? - ANSWER✔✔-They

are isolated from the Endomembrane System.


Active transport uses ATP to move components in parallel with their

concentration gradient, that is: from a high concentration to a low

concentration. - ANSWER✔✔-FALSE (it can move either way)


The plasma membrane gets new lipids from: - ANSWER✔✔-none of the

above.


The ER is contiguous with the Golgi apparatus. - ANSWER✔✔-FALSE

(both ER's are contiguous with each other and nuclear envelope)


If something is soluble in water, a _______ of hydration forms around it

and it is termed _______. - ANSWER✔✔-shell, hydrophillic


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, Draw a phospholipid and make sure the numbers of carbons are clearly

identified. - ANSWER✔✔-O


|


O-P=O


|


O


|


CH2 - CH - CH2


||


OO


||


C=O C=O


||


CH2 CH2


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