Question

Which type of mutation causes cystic fibrosis?(1 point) Responses insertion insertion deletion deletion silent silent substitution
Select One

Answer 1

The type of mutation that causes cystic fibrosis is primarily a **deletion**. Specifically, it is often due to a deletion of three nucleotides in the CFTR gene, which results in the loss of the amino acid phenylalanine at position 508 (commonly referred to as ΔF508).