dominant gene

[/ˈdɒmɪnənt dʒiːn/]
nounpl: dominant genes
gene dominante
1. An allele that expresses its phenotype even when inherited from only one parent; masks the expression of a recessive allele on the homologous chromosome
Brown eye color is a dominant gene, so a person with one brown allele and one blue allele will have brown eyes.
A cor dos olhos castanhos é um gene dominante, então uma pessoa com um alelo castanho e um alelo azul terá olhos castanhos.
2. A genetic factor that determines a trait and is expressed in the phenotype when present in either homozygous or heterozygous condition
Scientists studied the dominant gene responsible for the plant's height.
Cientistas estudaram o gene dominante responsável pela altura da planta.
This is scientific terminology used universally in biology education across English-speaking countries and Brazil/Portugal. The term is part of standard genetics curricula taught in high schools and universities. Understanding dominant and recessive genes is fundamental to modern biology and genetics literacy.
Synonyms / Sinônimos
dominant alleledominant traitdominant factor
Antonyms / Antônimos
recessive generecessive allele

Regional Variations

General Brazilian Portuguese
gene dominante
Standard term used in genetics education and research
Portugal
gene dominante
Same as Brazilian Portuguese; universal scientific terminology
Scientific Context
alelo dominante
Alternative technical term emphasizing the allelic nature

Related Words

recessive geneallelephenotypegenotypeheredityinheritancehomozygousheterozygous

Related Idioms & Phrases

dominant genes run in the family
passed down through dominant genes
Look up more words on Fala2Me
The free English-Portuguese dictionary with real Brazilian accents, NYC slang, conjugator and more
Open Fala2Me →