Which type of mutation causes cystic fibrosis?(1 point)

Question

Responses

deletion
deletion

silent
silent

insertion
insertion

substitution

Answer 1

Cystic fibrosis is primarily caused by a deletion mutation, specifically of three nucleotides in the CFTR gene, which results in the loss of the amino acid phenylalanine at position 508 (referred to as ΔF508). Therefore, the correct response is:

deletion