Functionally, What Is the Muscle Fiber's Fundamental Unit of Contraction

question 34

Multiple Choice

Functionally, what is the muscle fiber's fundamental unit of contraction?

• A)thick filament
• B)thin filament
• C)myofibril
• D)sarcomere

---

Definitions:

Cash Flow

The cumulative sum of funds moving into and out of a company, particularly influencing its liquid assets.

Opportunity Costs

The advantages that a person, business, or investor loses by selecting one option instead of another.

Sunk Costs

Past expenses that have already been incurred and cannot be recovered, and therefore should not affect future business decisions.

Fixed Costs

Fixed costs are business expenses that remain constant regardless of the level of production or sales.