The basic contractile unit of a muscle is called the:
A) sarcomere.
B) myofibril.
C) muscle fiber.
D) thick filament.
E) Z disc.
Correct Answer:
Verified
Q45: Which of the following statements about muscle
Q46: Muscles can produce forces when shortening and
Q47: Imagine that a researcher has dissected out
Q48: A researcher is comparing the size of
Q49: Which of the following statements about muscles
Q51: Why is calcium necessary for muscle contraction?
A)Calcium
Q52: Which of the following statements about muscle
Q53: Striated muscles include:
A)cardiac muscle and skeletal muscle.
B)skeletal
Q54: Vertebrate smooth muscle cells are activated when
Q55: The power stroke describes the:
A)pivoting of the
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