Which of the Following Mutations Would Be Most Likely to Have

question 21

Multiple Choice

Which of the following mutations would be most likely to have a harmful effect on an organism?

• A) a deletion of three nucleotides near the middle of a gene
• B) a single nucleotide deletion in the middle of an intron
• C) a single nucleotide deletion near the end of the coding sequence
• D) a single nucleotide insertion downstream of, and close to, the start of the coding sequence

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Definitions:

Organ of Corti

A structure located in the cochlea of the inner ear that contains hair cells responsible for converting sound vibrations into electrical signals for the brain to interpret as sound.

Cochlea

The snail-shaped portion of the inner ear.

Temporal Lobe

A region of the brain located on either side of the head above the ears, involved in processing auditory information and encoding memory.

Surgical Therapy

Medical treatment involving operations to repair, remove, or replace diseased parts of the body.