What Argument Do Scientists Who Support the Metabolism-First Model Use

question 20

Multiple Choice

What argument do scientists who support the metabolism-first model use to dispute the replicator-first model?

• A)The replicator nucleic acid molecule would be too large and complex.
• B)DNA cannot replicate without the help of proteins.
• C)RNA can only be used to make proteins, not other nucleic acids.
• D)Replicators cannot exist without metabolism.

---

Definitions:

ECG

Electrocardiogram, a test that measures the electrical activity of the heart to assess its functioning and detect abnormalities.

Voltage Difference

The measure of electric potential difference between two points in an electric circuit, prompting the flow of current.

Left Leg Electrode

An electrode placed on the left leg during procedures like electrocardiograms (ECGs) to serve as a reference or ground point in the measurement of electrical signals.

Electrocardiogram

A diagnostic test that measures the electrical activity of the heart to identify various heart conditions.