type 2 Diabetes
Yes, an allele is a variant form of a gene that determines a specific characteristic or trait in an organism.
Such a trait is called a recessive trait.
A recessive trait only appears in an organism when it is homozygous for that trait, meaning it has two copies of the recessive allele. This occurs when an organism inherits the recessive allele from both parents.
No, an organism with a recessive allele for a particular trait will only exhibit that form if it has two copies of the recessive allele (homozygous recessive). If it has one dominant allele, it will exhibit the dominant form of the trait.
An organism with two different alleles for a trait is said to be heterozygous for that trait. This means that it has one dominant allele and one recessive allele. The dominant allele will usually determine the organism's phenotype for that trait.
The dominant allele is the trait that shows up in the organism when the allele is present
No, a recessive trait will only show in the offspring if there is no dominant allele masking it. The trait that will always show in the offspring is the dominant allele, provided one parent was homozygous for it.
No, a recessive trait will only show in the offspring if there is no dominant allele masking it. The trait that will always show in the offspring is the dominant allele, provided one parent was homozygous for it.
Yes, an allele is a variant form of a gene that determines a specific characteristic or trait in an organism.
An allele causes a trait by either being dominant orrecessive or example, allele A will occur over allele a because it is dominant.
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Such a trait is called a recessive trait.
A recessive trait only appears in an organism when it is homozygous for that trait, meaning it has two copies of the recessive allele. This occurs when an organism inherits the recessive allele from both parents.
An organism with two different alleles for a trait is said to be heterozygous for that trait. This means that it has one dominant allele and one recessive allele. The dominant allele will usually determine the organism's phenotype for that trait.
No, an organism with a recessive allele for a particular trait will only exhibit that form if it has two copies of the recessive allele (homozygous recessive). If it has one dominant allele, it will exhibit the dominant form of the trait.
In order to express a recessive trait, an organism must have two copies of the recessive allele, one inherited from each parent. This is because the presence of a dominant allele will mask the effect of the recessive allele, preventing the recessive trait from being expressed. Thus, only when both alleles are recessive will the trait be visible in the organism's phenotype.
One allele would be dominant and the second allele would be recessive, so the organism would show only the dominant trait.