Figure 9- 1 Skeletal Muscle Fiber

question 85

Multiple Choice

Figure 9- 1 Skeletal Muscle Fiber
Use Figure 9- 1 to answer the following questions:
-Which of the following best describes the term titin?

• A) repeating unit of striated myofibrils
• B) thin filaments are anchored here
• C) protein that accounts for elasticity of resting muscle
• D) largely made of myosin molecules
• E) storage site for calcium ions

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