Which Statement About Excitation- Contraction Coupling Is incorrect

question 29

Multiple Choice

Which statement about excitation- contraction coupling is incorrect?

• A) Troponin binds calcium ion and signals tropomyosin to move.
• B) Calcium ion is released from the transverse tubule.
• C) Calcium ion is released from the sarcoplasmic reticulum.
• D) Relaxation requires uptake of calcium ion by the sarcoplasmic reticulum.
• E) Tropomyosin moves to expose myosin binding sites on actin.

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Definitions:

Aggregate Planning

A process in operations management aiming to determine an optimal production plan to meet fluctuating demand in the medium term while minimizing costs.

Subcontracting

The practice of assigning part of the obligations and tasks under a contract to another party, often to specialize in particular tasks or save on costs.

Inventory

Describes the goods and materials that a business holds for the ultimate goal of resale or production.

Overtime

Additional hours worked beyond the standard working hours, often resulting in higher pay rates.