What Does Troponin Bind to and What Happens When It

question 56

Multiple Choice

What does troponin bind to and what happens when it binds?

• A)Ca²⁺,tropomyosin shifts
• B)tropomyosin,the sarcomere relaxes
• C)acetylcholine,the sarcome shortens
• D)ATP,tropomyosin returns to normal position
• E)T tubules,the sarcomere shortens

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Definitions:

Initial Margin

The portion of the purchase price that an investor must deposit when buying securities on margin, serving as a form of collateral.

Initial Investment

The amount of money used to start a business venture, acquire an asset, or invest in a financial product.

Short 100 Shares

The selling of 100 shares that are not currently owned, with the expectation of buying them back at a lower price for a profit.

Initial Margin

The minimum amount of capital required to open a new position in the market, designed as a security for the broker against potential losses.