Chromosome Mutations

Chromosome Mutations

Sometimes during mieosis, parts of chromosomes break off and reatatch in the wrong place, these are chromosomal mutation.The most common form of chromosome mutation is translocation (when a piece from a pair of homologus chromosomes breaks off and reattaches to one of the completely different chromosomes.

Some translocations are balanced- a piece is swapped between the two chromosomes. People have have balanced translocations are often healthy.

Some translocations are unbalanced- one chromosome looses a piece and another chromosome gains it. These mutations cause damaging changes to the…