Why Is It Believed That RNA Was the First Informational

question 49

Multiple Choice

Why is it believed that RNA was the first informational molecule to evolve?

• A) RNA molecules can replicate into DNA molecules.
• B) RNA molecules are more central to modern inheritance than DNA.
• C) RNA molecules degrade more slowly in solution than DNA molecules.
• D) RNA molecules are much simpler structures than other macromolecules.
• E) RNA molecules are able to function as both enzymes and substrates for their own replication.

---

Definitions:

Collusion

A secret or illegal cooperation or conspiracy, especially between businesses to limit competition and raise prices.

Marginal Cost

The financial outlay involved in producing a supplementary unit of a good or service.

Crude Oil

A naturally occurring, unrefined petroleum product composed of hydrocarbon deposits and other organic materials, used as a primary energy source.

Industry Output

The total production of goods and services produced by a specific sector of the economy over a given period.