Answer:
Genetic alteration probably refers to altering genes in the chromosomes.
Step-by-step explanation:
Mutations occur due to genetic alternations. Mutations can be described as any changes in DNA present in a gene. For example, cystic fibrosis is a hereditary disorder that arises due to the change in the sequence of a single gene.
Genetic alternation is also done by scientists through techniques like genetic engineering for the benefit of mankind. Hence, genetic alternation can be referred to as altering genes in a chromosome.