Mutations Are More Likely to Occur in or near Repeated

question 47

Multiple Choice

Mutations are more likely to occur in or near repeated DNA sequences because

• A) these bases are unstable.
• B) bases in the strand can form base pairs, generating loops that interfere with replication and repair enzymes.
• C) the repeats hold onto the replication enzymes, causing base mismatches.
• D) the repeats attract and bind to mutagens, increasing the mutation rate.
• E) repeated sequences do not have a sugar-phosphate backbone.

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Definitions:

Pronation

The rotation of the hand or forearm so that the palm faces downwards or backwards, or the inward roll of the foot during normal motion.

Depression

A mental health disorder characterized by persistently depressed mood or loss of interest in activities, causing significant impairment in daily life.

Elevation

Movement of a structure in a superior direction.

Inversion

The movement or position in which the sole of the foot is turned inward, opposite of eversion.