Second Messengers

question 26

Multiple Choice

Second messengers

• A)are necessary for all receptor signal transduction mechanisms.
• B)act in the cell cytoplasm.
• C)only function as intercellular messengers.
• D)always function to activate enzymes.
• E)are always proteins.

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Definitions:

Risk-Free Return

The theoretical return attributed to an investment with zero risk, typically associated with government bonds.

Jensen Portfolio

A portfolio evaluated using Jensen's Alpha, which measures the excess return of the portfolio over the predicted return by the CAPM model for its level of risk.

Treynor Measures

Financial metrics used to assess the returns earned on a portfolio in excess of that which could have been earned on a risk-free investment, per each unit of market risk.

Sharpe Measure

A ratio developed by William F. Sharpe to measure risk-adjusted performance of an investment, calculating how much excess return you are receiving for the extra volatility that you endure for holding a riskier asset.