What is a simple definition of dominant?
What is a simple definition of dominant?
dominant, predominant, paramount, preponderant mean superior to all others in influence or importance. dominant applies to something that is uppermost because ruling or controlling. a dominant social class predominant applies to something that exerts, often temporarily, the most marked influence.
What is the definition of dominant in genetics?
Dominant refers to the relationship between two versions of a gene. If the alleles of a gene are different, one allele will be expressed; it is the dominant gene. The effect of the other allele, called recessive, is masked.
What is dominant and example?
dominance, in genetics, greater influence by one of a pair of genes (alleles) that affect the same inherited character. If an individual pea plant with the alleles T and t (T = tallness, t = shortness) is the same height as a TT individual, the T allele (and the trait of tallness) is said to be completely dominant.
What is an example of dominant in biology?
Freckles, cleft chin and dimples are all examples of a dominant trait. Having almond-shaped eyes is a dominant trait whereas having round eyes is a feature controlled by recessive alleles. The trait of detached earlobes, as opposed to attached earlobes, is dominant.
What does recessive mean science?
Refers to a trait that is expressed only when genotype is homozygous; a trait that tends to be masked by other inherited traits, yet persists in a population among heterozygous genotypes.
What is recessive mean in science?
What is the definition of dominant and recessive in biology?
(In genetic terms, a dominant trait is one that is phenotypically expressed in heterozygotes). A dominant trait is opposed to a recessive trait which is expressed only when two copies of the gene are present. (In genetic terms, a recessive trait is one that is phenotypically expressed only in homozygotes).
Which trait is dominant?
What is meaning of dominant character?
Definition. (genetics) An inherited trait that results from the expression of the dominant allele over the recessive allele. Supplement. The inheritance of one or two copies of the dominant alleles results in the expression of a dominant trait.
What are some examples of dominant traits?
Freckles, cleft chin and dimples are all examples of a dominant trait. Having almond-shaped eyes is a dominant trait whereas having round eyes is a feature controlled by recessive alleles. The trait of detached earlobes, as opposed to attached earlobes, is dominant.
What is the difference between dominant and recessive traits?
The main difference between dominant and recessive genes is that the dominant genes always express the dominant trait whereas the recessive genes express the recessive trait. Furthermore, the dominant genes are more likely to pass to the future generation while the recessive allele is less likely to pass to the future generation.
What is the definition of dominant traits?
Dominant Trait Definition. A dominant trait is an inherited characteristic that appears in an offspring if it is contributed from a parent through a dominant allele. Traits, also known as phenotypes, may include features such as eye color, hair color, immunity or susceptibility to certain diseases and facial features such as dimples and freckles.
What is the meaning of dominate?
English Language Learners Definition of dominate. : to have control of or power over (someone or something) : to be the most important part of (something) : to be much more powerful or successful than others in a game, competition, etc.
