Vocab Bloom Hub

recessive allele

/rɪˈsɛsɪv ˈæliːl/

الترجمة: شكل بديل للجين لا يظهر أثره عند وجود الأليل السائد، ولا يظهر إلا عند اجتماع نسختين منه في التركيب الوراثي.

مدخل واحد

phrase

/rɪˈsɛsɪv ˈæliːl/C1formalscientific
  • arشكل بديل للجين لا يظهر أثره عند وجود الأليل السائد، ولا يظهر إلا عند اجتماع نسختين منه في التركيب الوراثي.

A variant of a gene that is masked by a dominant allele and is only expressed when two copies are present in an organism's genotype.

  1. Genetic trait expressionC1formal

    An allele that is only expressed in the phenotype when two copies are present, as it is masked by a dominant allele in a heterozygous condition.

    arأليل متنحٍّ

    • The recessive allele for blue eyes is only expressed if the individual inherits it from both parents.
    • In pea plants, the recessive allele for wrinkled seeds is hidden when paired with a dominant allele for round seeds.
    • A recessive allele can be carried by an organism without being visible in its appearance.