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Home Q & A Board Biology-Related Homework Help General Biology
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courtney4264 courtney4264
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6 years ago
The basic unit of contraction in a skeletal muscle is ____.
  a. the cell
  b. the myofibril
  c. a sarcomere
  d. actin
  e. myosin

Question 2

Which characteristic is NOT associated with red muscle fibers?
  a. myoglobin
  b. fast fibers
  c. many blood vessels
  d. make up postural muscles
  e. large amounts of oxygen
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ajx47ajx47
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6 years ago
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courtney4264 Author
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#2
6 years ago
All are answered correctly
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#3
6 years ago
Happy to help
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