Genetic polymorphism. Edit 0 2 â¦. A genetic polymorphism is the existence of two or more variants-which may be allelic, phenotypic, chromosomal or general DNA sequence variants-at significant frequencies in a population. A frequency of 1% or more is generally considered to be a polymorphism.Types of polymorphism include:enetic polymorphism. Edit 0 2 â¦. A genetic polymorphism is the existence of two or more variants-which may be allelic, phenotypic, chromosomal or general DNA sequence variants-at significant frequencies in a population. A frequency of 1% or more is generally considered to be a polymorphism.
Failure to consider the statistical nature of material chemical compositions andprocesses can lead towriting unrealistic heattreating specifications. To achieve consistent results that meet the specification after heattreatment, the specification must includetolerances that are achievable on acommercial basis.
Report Abuse. 1  Three Elements Of Fire. 2  3 Elements Of Fire. 3  Heat. Fuel, oxygen and heat.  Fires start when a flammable or combustible material with adequate supply of oxygen or other oxidiser is subjected to enough 1  heat. oxygen , fuel , heat , They are the three elements in the fire pyramid.  The 3 1  elements are: Fuel, Oxygen  + Heat.