The Watson-Crick Model of the DNA Double-Helix Led to the Prediction

question 29

Multiple Choice

The Watson-Crick model of the DNA double-helix led to the prediction that DNA replication is semi-conservative because

• A) the phosphate backbones could be easily broken and rejoined.
• B) the double-helix can assume either B-form or Z-form higher order structure before DNA replication.
• C) each strand could serve as a template for daughter strand synthesis producing pairs of identical molecules.
• D) the hydrogen bonds would stabilize important intermediates that arise during synthesis.
• E) it would position the reactive OH favorably for formation of the phosphodiester bond.

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Definitions:

Performance Decrements

A decrease or decline in the efficiency or quality of an individual's or group's work output.

Intrarole Conflicts

Occurs when there are contradictory expectations associated with the same role, leading to stress and confusion.

Functional Turnovers

Turnovers that positively affect the organization by replacing less effective employees with more productive ones.

Type A Behavior

A personality trait characterized by competitiveness, impatience, aggressiveness, and a constant sense of urgency, often linked to stress and heart disease.