The Muscles of a Recently Deceased Animal Can Remain in a Contracted

question 45

Multiple Choice

The muscles of a recently deceased animal can remain in a contracted state,termed rigor mortis,for several hours due to the lack of

• A)phosphorylated myosin.
• B)ATP needed to break actin-myosin bonds.
• C)calcium ions needed to bind to troponin.
• D)oxygen supplies needed for myoglobin.
• E)sodium ions needed to fire action potentials.

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Definitions:

Navistar

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