biology: 22+ Dominant Allele Definition Biology Gcse Background

Wednesday, August 5, 2020

22+ Dominant Allele Definition Biology Gcse Background

22+ Dominant Allele Definition Biology Gcse Background. Alleles may be either dominant or recessive: Thus if a is dominant over a, then aa and aa have the same phenotype.

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Incomplete dominance = one allele is not completely dominant over the other (blend) heterozygous condition somewhere in between (flowers…red, white codominance= condition in which both alleles for a gene are expressed when present (cattle…red, white, roan coat). Dominant allele versus recessive allele, genotype versus phenotype, and phenotypic ratio versus genotypic ratio, character v. ~ 1) an allele which is always expressed in an individual.

Dominant allele definition a dominant allele is a variation of a gene that will produce a certain phenotype browse dominant allele explanation with biology terms to study for online university degree programs.

The dominant allele is given a capital letter and the recessive allele is given the same letter, but lower case. ~ 1) an allele which is always expressed in an individual. Biology glossary search by everythingbio.com. Since the alleles for groups a and b are dominant to that for group o, a group a person could have the genotype i^ai^a or i^ai^o.