Explain how an unbalanced translocation occurs and how it affects humans.

It occurs when a child inherits a chromosome with extra or missing genetic material from a parent with a balanced translocation. Robertsonian translocations can occur.

The arms of the chromosome are not the same proportion as a person with normal chromosomes that do not have a mutation.

Difficulties include reproductive consequences, Down syndrome, congenital heart disease, and learning disabilities.

Explanation:

nucleic acid molecules are incredibly complex, containing the code that guarantees the four different nucleotide units comprise dna, the nucleic acid of interest to the genealogist. and one of four nitrogen-containing molecules called nucleotides