Almost 70% of cystic fibrosis cases result in the loss of an amino acid in the CFTR gene, causing cystic fibrosis due to a deletion.
A mutation is any genetic alteration in the genetic material (DNA molecule) of the genome of an organism.
A deletion is a special type of mutation where nucleotide bases are lost from the genetic material.
Insertions and deletions are mutations collectively referred to as indels, whereas single nucleotide polymorphisms are called SNPs.
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