Which of the Following Statements Regarding the Sliding Filament Model

question 97

Multiple Choice

Which of the following statements regarding the sliding filament model is false?

• A) Actin and myosin do not shorten during contraction.
• B) Both actin and myosin myofilaments shorten during contraction.
• C) The sarcomere shortens.
• D) The I band and H zones become narrower during contraction.
• E) The A band remains constant in length.

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