Haiku. Haiku is an ancient form of Japanese poetry that counts sounds, as opposed to words. Its traditional form is three lines, with five sounds in the first line, seven in the second line, and five in the third line.
Single gene disorders can be: Dominant. An abnormality occurs when only one of the genes from one parent is abnormal. If the parent has the disorder, the baby has a 50 percent chance of inheriting it. Examples include the following: Achondroplasia.
(3, 4, and 5 are called sex linked traits) The terms dominant and recessive refer to the pattern of inheritance of a disorder but reveal something about the gene function. A dominantly inherited disorder generally means the mutant allele is producing a product which changes or interferes with a normal process.