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.

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Definitions:

Hepatocytes

The main type of cell found in the liver, responsible for the majority of metabolic, detoxification, and protein synthesis activities.

Synthesize Bile

The process of producing bile, a digestive fluid created by the liver, critical for the digestion and absorption of fats in the small intestine.

Gastrin

A hormone produced by the stomach that stimulates the secretion of gastric acid, aiding in digestion.

Endocrine Cells

Cells that release hormones directly into the bloodstream, found within endocrine glands like the thyroid or pancreas.