Related Clues:

• One might be in a pool
• Subject of modern 'mapping'
• It might make your hair blond
• Kelly or Wilder
• Gift from Mom or Dad
• Identifying factor
• __ pool
• Genetics study
• Wilder in films
• Hereditary bit
• Inheritance of a sort
• Heredity determiner
• Cowboy Autry
• 'Singin' in the Rain' name
• It may express itself