18+ Dominant And Recessive Definition Biology Background. Dominant means to be more powerful than something else, recessive is opossite of dominant. Dominant alleles show their effect even if the individual only has one copy of the allele (also known as if both alleles are dominant, it is called codominance.
An autosomal dominant trait typically affects males and females with equal likelihood. A dominant trait is opposed to a recessive trait which is expressed only when two copies of the gene are present. Genetics is the science of heredity, genes, and the differences in living organisms.
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It only takes a minute to sign up. Genes are passed on from parent to offspring using dominant and recessive genes. In genetics, dominance is the phenomenon of one variant (allele) of a gene on a chromosome masking or overriding the effect of a different variant of the same gene on the other copy of the chromosome. It only takes a minute to sign up.
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