Carolyn Webb. Players of St Therese's under-15 team are upset that they have to play against a 13-year-old boy who stands 185 centimetres tall. MEMBERS of a junior netball club have slammed a VCAT decision to allow a 185-centimetre tall, 13-year-old boy interim permission to play in an all-girls' competition.
1. Cystic Fibrosis. Cystic Fibrosis is one of the most widespread inherited genetic disorders. It prominently affects Caucasians who are Ashkenazi Jews. It occurs only when both parents are carriers, which gives their children a 1 in 4 risk of contracting the disease.
Types of single gene disorders. The occurrence of a disease caused by a single gene mutation may occur in several main patterns or modes. These are grouped according to whether the trait is sex specific (generally X-linked) or not (autosomal).As a rule, single gene disorders (also known as Mendelian traits or diseases) are relatively uncommon.Autosomal dominant single gene disorders occur in individuals who contain a single mutant copy of the disease-associated gene.s a rule, single gene disorders (also known as Mendelian traits or diseases) are relatively uncommon. Autosomal dominant single gene disorders occur in individuals who contain a single mutant copy of the disease-associated gene.