Inherited Traits & Mutations

  • Is Missing Ear Cartilage Genetic? The Genetics of Ear Cartilage

    Missing ear cartilage or scientifically termed as microtia is one of the top ear deformities among newborn infants. In most cases, the genetics of ear cartilage plays a significant part. This information will take a closer look at the missing ear cartilage...
    By efrontiers April 25, 2011 

  • Human Origins and Global Genetic Variations

    Global genetic variations of the human species can help identify the origins of man as well as define the migration of our past. The site of genetic variations is most prominent in Africa and become less frequent as the population spread out into other...
    By Jason C. Chavis April 12, 2011 

  • Understanding the X-Chromosome

    The X-chromosome is one of the two sex-determining chromosomes. Find out more about its role in human development and health.
    By Sonal Panse April 8, 2011 


  • What Determines Eye Color? The Genetics of Blue, Green, Brown, Gray and Hazel Eyes

    From a sultry gray gaze to an icy blue stare, eye color is a fascinating topic that is still being unraveled by scientists. Eye color genetics determine, the structure of the iris, and the amounts and types of pigments in the eye.
    By Paul Arnold April 5, 2011 

  • Genetic Patterns of Hair Growth: The Genetics of Alopecia

    Genetics can affect the patterns of human hair growth. In this article, the genetic patterns of hair growth and the occurrence of patterned hair loss, scientifically known as androgenetic alopecia, are closely evaluated.
    By efrontiers March 31, 2011 

  • Coping with Loneliness - Genetic Causes of Feeling Isolated

    Recent studies have shown that loneliness may have genetic predisposition. Research based on the concepts of behavioral genetics has revealed that difficulties in coping with loneliness can be inherited and may be considered a genetic disease.
    By Jason C. Chavis March 31, 2011 


  • Severe Chromosomal Disorders: Trisomy 13 and 18

    Chromosomal disorders are rare but devastating. What two chromosomal errors are the worst? This article will outline the two which are the most injurious, and oftentimes fatal, to individuals.
    By Finn Orfano February 28, 2011 

  • Autosomal Dominant Inheritance

    Discovered by the Austrian monk Gregor Mendel, this is a pattern of inheritance where only one copy of a gene needs to be present for a condition to be expressed. Genetic traits are either dominant or recessive.
    By Kayar January 11, 2011 

  • Autosomal Recessive Inheritance

    This is a pattern of inheritance where a condition is only expressed if two copies of the mutant gene are passed from parents to offspring.
    By Kayar January 11, 2011 

  • Disorders Caused By Mutations in Chromosome 22

    There are 23 pairs of chromosomes in humans. When one is damaged or missing a genetic disorder will occur.
    By Rishi Prakash December 30, 2010 
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