How Is It Possible for Single-Stranded RNA to Fold into Complex

question 72

Multiple Choice

How is it possible for single-stranded RNA to fold into complex shapes?

• A) Phosphodiester linkages form between the phosphate and the sugar ribose.
• B) Internal base pairings occur-adenine with uracil, and cytosine with guanine.
• C) Uracil's methyl group binds to adenine, coiling the molecule.
• D) The single strand "twists" around itself.
• E) The RNA binds to proteins, creating a conformation (three-dimensional shape).

---

Definitions:

Operating Efficiency

A measure of how well a company uses its assets and manages its operations to generate income.

Return on Equity

A measure of financial performance calculated by dividing net income by shareholders' equity, indicating how efficiently a company uses investments to generate earnings growth.

Profit Margin

A financial ratio that measures the percentage of profit a company makes for each dollar of sales, indicating overall financial health and profitability.

Profit Margin

A financial ratio used to assess a company's financial health, showing the percentage of revenue that exceeds the cost of goods sold.