What is the genetic basis and mode of inheritance for this condition?

blood type What is the genetic basis and mode of inheritance for this condition?

— What are the molecular, cellular, physiological and anatomical effects?

— Fundamental biological information

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Suggested sources include:

— National Human Genome Research Institute, Specific Genetic Disorders

(http://www.genome.gov/10001204)

— MEDLINEplus Health Topics, including Genetics/Birth Defects

(www.nlm.nih.gov/medlineplus/healthtopics.html)

— Learn.Genetics, Understanding Genetic Disorders (Genetics Disorders Library)

(http://learn.genetics.utah.edu/units/disorders/index.cfm)

— Your Genes, Your Health (http://www.ygyh.org/)

— Mayo Clinic Diseases and Conditions (www.mayoclinic.com)

— OMIM (Online Mendelian Inheritance in Man; www.ncbi.nlm.nih.gov/omim/)

— MEDLINE, PubMed, Medscape or ISI Web of Science

— textbooks