Homologous Recombination May Result in Gene Conversion When Used to Fix

question 22

Multiple Choice

Homologous recombination may result in gene conversion when used to fix double-stranded DNA breaks because

• A)sister chromatids are always identical.
• B)homologous recombination is prone to errors,potentially causing permanent genetic mutations.
• C)strand invasion may introduce new genes onto the damaged chromosome.
• D)homologous chromosomes may carry different alleles of the same gene.
• E)the Holliday junction may migrate,resulting in loss of genetic material.

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Definitions:

Locus Coeruleus

A small nucleus in the brainstem involved in physiological responses to stress and panic, playing a significant role in the arousal and alertness system.

Anxiety Sensitivity

The fear of anxiety-related sensations, based on the belief that these sensations have harmful consequences.

Racing Heartbeat

A sensation where the heart feels like it is pounding, fluttering, or beating irregularly or very fast.

Panic Attacks

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