Thick filaments in skeletal muscle are composed of
A) actin
B) troponin and tropomyosin
C) myosin
D) all of the above
E) only b and c
Correct Answer:
Verified
Q1: Myosin
A)is found in the A band
B)is found
Q2: Actin
A)has ATPase activity
B)are spherical
C)forms a helical chain
Q3: Myosin is
A)found in the I band
B)attached to
Q5: Z lines
A)are formed by the T tubules
B)extend
Q6: Troponin
A)binds with calcium to allow sarcomere shortening
B)breaks
Q7: Skeletal muscle fibers
A)have T tubules within their
Q8: The region between two Z lines is
Q9: Order the following muscle cell components from
Q10: Skeletal muscle fibers
A)are some of the longest
Q11: Identify the characteristic(s) shared by all types
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