All of the Following Statements Concerning Contraction Are Correct EXCEPT

question 40

Multiple Choice

All of the following statements concerning contraction are correct EXCEPT which one?

• A) The conversion of chemical energy into mechanical energy is the result of protein conformational changes.
• B) In the energized state, the myosin headpiece contains both ADP and Pi.
• C) An early event in contraction is the binding of calcium to troponin.
• D) The thick filament shortens in length to accommodate the thin filament.
• E) The myosin binding sites on F-actin are physically blocked by tropomyosin in the resting state.

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Definitions:

Incubation Period

Period between exposure to an infection and when symptoms start to manifest.

Exposure To Infection

The state of coming into contact with infectious agents (bacteria, viruses, fungi), potentially leading to illness.

Appearance Of The First Symptom

The initial manifestation or indication of the presence of a disease or medical condition.

Photosensitivity

Inability to tolerate light due to medication effects or illness.