Respuesta :
The chromosomal defect is caused when part of a chromosome breaks off at either end and attaches to another chromosome is called Translocation.
Answer:
Translocation
Explanation:
Abnormalities occur in the chromosomes of living organisms. These chromosomal abnormalities are caused by MUTATION. Mutation is any change in the nucleotide sequence of a gene, which is found on chromosomes.
According to the question, a chromosomal defect that involves the exchange of chromosomal segment between two different chromosomes is called TRANSLOCATION. In Translocation, one part or segment of a chromosome containing genes breaks off and gets reattached to another chromosome in the cell.