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What does total dominance of one allele mean?
Total dominance of one allele means that the phenotype associated with that allele is expressed in the heterozygous condition, masking the phenotype of the other allele. This is also known as complete dominance.
WHen is one allele is dominant to a recessive allele?
complete dominance
When one allele shows dominance over another allele?
In cases of complete dominance, one allele, known as the dominant allele, masks the expression of the other allele, known as the recessive allele, in the heterozygous state. This results in only the dominant allele being expressed in the phenotype.
What is the results when two different alleles both appear in the phenotype?
When one allele for a particular trait masks or overrides another allele for a trait, it is called dominance. The allele that is masked is called the recessive allele. The allele that is dominant will determine the phenotype.
What is the opposite of incomplete dominance?
The opposite of incomplete dominance is complete dominance. In complete dominance, one allele completely masks the effect of another allele at the same locus, resulting in a phenotype that reflects only the dominant allele. For example, in a complete dominance scenario, a plant with a dominant allele for flower color will exhibit that color, while the recessive allele has no visible effect on the phenotype.
What is the difference between epistasis and dominance in genetic inheritance?
Epistasis occurs when one gene masks the expression of another gene, while dominance is when one allele of a gene is expressed over another allele. In epistasis, the interaction between genes affects the phenotype, while in dominance, one allele is dominant and determines the phenotype.
What is is the principal of dominance?
The principle of dominance states that in a heterozygous individual for a trait, only one allele (dominant allele) is expressed in the phenotype, masking the expression of the other allele (recessive allele). This dominance relationship is seen in Mendelian inheritance patterns.
Is when one allele completely masks another?
This is called complete dominance, where one allele completely masks the expression of another allele in a heterozygous individual. The dominant allele is expressed phenotypically, while the recessive allele remains hidden.
What does the principle of dominance state?
Basically, it states there are two forms of a gene called alleles, heterozygous in this case, and one allele masks the expression of the other allele. This is simplified, as it can get complex with co-dominance and partial dominance.
What is the phenotype of an individual with one allele for no dimples?
The phenotype of an individual with one allele for no dimples will typically be determined by the dominance of the allele. If the allele for no dimples is dominant, the individual will express the no dimples trait. However, if the allele for dimples is dominant, the individual may still have dimples despite having one allele for no dimples. Thus, the specific phenotype will depend on the dominance relationship between the alleles involved.
What is it called when an allele masks the other allele?
Dominance.
When one allele of a gene masks the presence of the allele what form can be seen in the phenotype?
When one allele for a particular trait masks or overrides another allele for a trait, it is called dominance. The allele that is masked is called the recessive allele. The allele that is dominant will determine the phenotype.
