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Rhileybrooke2 Rhileybrooke2
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6 years ago
A hypothetical condition in some domesticated fowl is identified phenotypically by patchy loss of feathers on the animals' backs.
 
  Although several factors, genetic and environmental, are found to be involved, only about 3 of any population with any of these factors are found with feather loss. Which of the following is a likely cause? A) continuous variation
  B) threshold of liability
  C) low mutation frequency
  D) high number of alleles in one of the genes
  E) high number of environmental effects
Textbook 
Genetic Analysis: An Integrated Approach

Genetic Analysis: An Integrated Approach


Edition: 3rd
Authors:
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