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Dominant Allele (Noun)

Meaning

An allele that produces the same phenotype whether its paired allele is identical or different.

Classification

Nouns denoting body parts.

Examples

  • Brown eye color is a dominant allele that will always be expressed if an individual has one or two copies of the allele.
  • The dominant allele for the tall trait in pea plants results in plants that grow to their full height and overpower the shorter plants.
  • Huntington's disease is caused by a dominant allele that is expressed even if an individual only inherits one copy of it from an affected parent.
  • In some species of flowers, the red color is a dominant allele that will be expressed if an individual has either one or two copies of the allele.
  • Cystic fibrosis can be caused by multiple different dominant alleles that each produce slightly different symptoms but all result in the malfunction of certain digestive enzymes.

Synonyms

  • Dominant

Hypernyms

  • Allelomorph
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