Thick filaments in skeletal muscle are composed of
A) actin
B) troponin and tropomyosin
C) myosin
D) actin, troponin, and tropomyosin
E) all of these
Correct Answer:
Verified
Q7: Actin
A) has ATPase activity
B) is spherical
C) forms
Q8: The region between two Z lines is
Q8: Sarcomeres are arranged end to end as
A)
Q9: A function of tropomyosin is to
A) bind
Q11: The functional unit of skeletal muscle is
Q13: The I band of the sarcomere is
Q14: Identify the characteristic(s) shared by all types
Q15: Z lines
A) are formed by the T
Q16: The striated appearance of skeletal muscle is
Q17: The smallest unit of contraction within a
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