Two carriers have a 25 percent chance of having an unaffected child with two normal genes (left), a 50 percent chance of having an unaffected child who also is a carrier (middle), and a 25 percent chance of having an affected child with two recessive genes (right).wo carriers have a 25 percent chance of having an unaffected child with two normal genes (left), a 50 percent chance of having an unaffected child who also is a carrier (middle), and a 25 percent chance of having an affected child with two recessive genes (right).
Top definition. flat. 1. The name given to an apartment which you rent weekly or monthly. 2. The name given to someone who is not cool and is dull and boring. 3. The name given to a woman with no or hardly any breasts. 4. Something which is level, does not decrease or increase.
A flat fee, also referred to as a flat rate or a linear rate, refers to a pricing structure that charges a single fixed fee for a service, regardless of usage.Rarely, it may refer to a rate that does not vary with usage or time of use.Another term used is flate, a hybrid of flat and rate.arely, it may refer to a rate that does not vary with usage or time of use. Another term used is flate, a hybrid of flat and rate.