Straigherline Bio 201 Exam 9

Straigherline_Bio_201_Exam9

Question1
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A waste product of anaerobic respiration in muscle cells is Select one:
a. uric acid.



b. hydrochloric acid.

c. lactic acid.



d. carbonic acid.

e. pyruvic acid.


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The correct answer is: lactic acid.


Question2
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Multiunit smooth muscle is located in the Select one:
a. gastrocnemius.



b. wall of the GI tract.

, c. wall of blood vessels.



d. wall of the heart.

e. reproductive system.


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The correct answer is: wall of blood vessels.


Question3
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Troponin Select one:
a. has two subunits.



b. is part of the myosin myofilament.

c. is a long, flexible protein.

d. has a calcium­binding site.



e. binds to ATP.


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The correct answer is: has a calciumbinding site.


Question4
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