Which of the Following Regarding Riboswitches Is Correct

question 6

Multiple Choice

Which of the following regarding riboswitches is correct?

• A) They can use repressors to bind to DNA sequences called operators.
• B) Low concentrations of a small regulatory molecule can cause cleavage of the mRNA.
• C) The binding of small regulatory molecules can generate Shine- Dalgarno sequester stem loops that lead to increased translation.
• D) The binding of small regulatory molecules can generate termination stem loops that lead to increased transcription.
• E) They can regulate bacterial transcription, translation, and mRNA stability.

---

Definitions:

WACC

Weighted Average Cost of Capital, a calculation of a firm's cost of capital in which each category of capital is proportionally weighted, assessing investment risk and strategy.

Capital Structure

The particular combination of debt and equity used by a firm to finance its overall operations and growth.

Break Even

The point at which total costs and total revenue are equal, meaning there is no net loss or gain.

Fixed Costs

Costs that do not vary with the level of production or sales, such as rent, salaries, and insurance.