Why We Donât Know The Size Of The Transgender Population. In 2001, Kerith Conron was working on LGBT issues in Bostonâs health department. She discovered that homeless transgender people were sleeping on benches because the shelters, which were segregated by gender, didnât know what to do with them.
Chromosome abnormalities usually occur when there is an error in cell division. There are two kinds of cell division, mitosis and meiosis. Mitosis results in two cells that are duplicates of the original cell. One cell with 46 chromosomes divides and becomes two cells with 46 chromosomes each.
Gene mutation may lead to alter the number or the structure of the entire chromosome, which could lead to chromosomal mutations. However, gene mutations are small-scale alterations in the nucleotide sequence and those are sometimes corrected through gene regulatory mechanisms but sometimes not.ome of the problems that are evident of a gene mutation cause are the sickle cell anaemia and lactose intolerance. Chromosome Mutation. Chromosome mutation is a large-scale alteration of the chromosomes of an organism, where either the number or the structure of chromosomes is changed.