Which of the Following Provides Some Evidence That RNA Probably

question 11

Multiple Choice

Which of the following provides some evidence that RNA probably evolved before DNA?

• A) RNA polymerase uses DNA as a template.
• B) RNA polymerase makes a single-stranded molecule.
• C) RNA polymerase does not require localized unwinding of the DNA.
• D) DNA polymerase uses primer, usually made of RNA.
• E) DNA polymerase has proofreading function.

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Definitions:

Hypoventilates

To breathe at an abnormally slow rate, leading to increased carbon dioxide levels in the blood, potentially causing respiratory acidosis.

Bloodstream

The flowing blood within the circulatory system of a body, transporting oxygen, nutrients, and waste materials to and from the cells.

Acidic

Refers to substances with a pH less than 7, which are characterized by their sour taste and ability to turn blue litmus paper red.

Pleural Membranes

Thin layers of tissue that envelop the lungs and line the interior wall of the chest cavity, facilitating smooth movement of the lungs during breathing.