Because of Some of the Problems with Explaining How the First

question 54

Multiple Choice

Because of some of the problems with explaining how the first RNA organisms originated, an alternative possibility has been proposed in which ____.

• A) proteins and RNA evolved simultaneously
• B) DNA existed before RNA
• C) lipids functioned as enzymes
• D) a different form of life existed before the RNA world
• E) viruses functioned as carriers for RNA

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Definitions:

A Tasks

Tasks that are defined as primary and crucial for the accomplishment of a specific goal or objective.

Homeostasis

The tendency of a system, especially the physiological system of higher animals, to maintain internal stability, due to the coordinated response of its parts to any situation or stimulus that would disturb its normal condition.

Stress

A state of mental or emotional strain resulting from adverse or demanding circumstances.

Voluntary Time-Outs

A strategy where individuals choose to remove themselves from a stressful or overwhelming situation temporarily, to regain composure and perspective.