The Most Common Mutation Responsible for Cystic Fibrosis

question 3

Multiple Choice

The most common mutation responsible for cystic fibrosis

• A) introduces an early stop codon producing a shortened protein.
• B) is deletion of one amino acid from the normal protein.
• C) is the change of a single amino acid from the normal protein.
• D) is due to the loss of both copies of the gene for chloride ion transport.
• E) is due to an extra copy of the chromosome containing the chloride ion transport gene.

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