Which of the Following Statements Describing the Alpha_helix Is NOT

question 160

Multiple Choice

Which of the following statements describing the alpha_helix is NOT correct?

• A) It is found in globular proteins in both aqueous and membrane environments.
• B) It may have a surface that is amphipathic (hydrophobic on one side and hydrophilic on the other).
• C) Prolines are positioned at intervals of three or four residues.
• D) Side chains (R groups) pointing away from the core of the helix may stabilize its conformation.
• E) There are about 3.5 amino acid residues in each turn.

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Definitions:

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.

Dollar Weighted

A method of measuring investment returns which accounts for the size and timing of cash flows into and out of the portfolio.

Time Weighted

A method of calculating investment returns that eliminates the effects of cash inflows and outflows on the performance.