According to this information 151 million Americans earned some sort of wages or compensation in 2011. The median wage in the US per person is $26,695. This tells us a lot since the median household income is at $50,500. Since the Census data looks at households, this data hones in on individual wage earners.
For several years, Dr. Wasmuth and his team had suspected that the gene, FGFR3, was responsible for a defect that causes Huntington's disease, a neurological disorder. But they found no link. They took another look after other researchers suggested that the same chromosome region might harbor the achondroplasia gene.
Causes. Most dwarfism-related conditions are genetic disorders, but the causes of some disorders are unknown. Most occurrences of dwarfism result from a random genetic mutation in either the father's sperm or the mother's egg rather than from either parent's complete genetic makeup. person with achondroplasia and with two average-size parents received one mutated copy of the gene associated with the disorder and one normal copy of the gene. A person with the disorder may pass along either a mutated or normal copy to his or her own children.