The hobo-related elements in the melanogaster species group

Mauro De Freitas Ortiz1, Elgion Lucio Silva Loreto

  • 1Curso de Ciências Biológicas, Universidade Federal de Santa Maria, Santa Maria, RS, Brazil.

Genetics Research
|July 3, 2008
PubMed

Related Concept Videos

Background and Environment Affect Phenotype02:27

Background and Environment Affect Phenotype

Although the genetic makeup of an organism plays a major role in determining the phenotype, there are also several environmental factors, such as temperature, oxygen availability, presence of mutagens, that can alter an organism’s phenotype.
An example of how genetic background affects phenotype can be seen in horses. The Extension gene in horses is responsible for their coat color. A wild-type gene (EE) produces black pigment in the coat, while a mutant gene (ee) produces red pigment. A...