Why Do We Think That RNA Was Probably the First

question 74

Multiple Choice

Why do we think that RNA was probably the first self-replicating molecule?

• A) it is able to replicate at high temperatures found near deep-sea ocean vents
• B) it is much simpler than DNA
• C) in laboratory studies researchers have shown that it is able to catalyze its own replication
• D) it is able to replicate using carbohydrates rather than proteins

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Definitions:

Merchant

An individual or company engaged in the wholesale or retail sale of goods, services, or commodities for profit.

Carrier

In telecommunications, an entity that provides services for transmitting data and communications; in transportation, a company responsible for transporting goods or passengers.

FOB

Stands for Free On Board, a term used in international shipping indicating that the seller bears the cost of loading goods onto a shipping vessel, while the buyer pays for transportation and insurance.

Shipment Contract

A sales agreement where the seller is obligated to send the goods to a specific destination, and the risk of loss passes to the buyer when the goods are delivered to the carrier.