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Dominant alleles. Dominant alleles will always be expressed in the phenotype, even if only one copy is present in the genotype.

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Organisms that have identical alleles for a particular trait are called?

There is no particular relationship between organisms that have identical alleles for a particular trait.


What are the pair of alleles for a trait and how do they determine the expression of that trait?

Alleles are pairs of genes that determine a specific trait in an organism. Each parent contributes one allele, and the combination of alleles determines how the trait is expressed. If the alleles are the same (homozygous), the trait will be expressed in a certain way. If the alleles are different (heterozygous), one allele may be dominant and determine the trait's expression, while the other may be recessive and not expressed.


Organism that have two identical alleles for a particular trait are said to be?

Organisms that have two identical alleles for a particular trait are said to be? homozygous


An allele is one of the alternative forms of a gene that governs a trait If a fern plant is heterozygous for a particular trait how can the alleles that control that trait be described?

If a fern plant is heterozygous for a particular trait, it means it carries two different alleles for that trait. The alleles can be described as one dominant allele and one recessive allele. The dominant allele will typically determine the physical expression of the trait, while the recessive allele will not be visibly expressed in the plant.


What Neither allele For a trait is?

If an individual possesses two identical alleles for a particular trait, they are said to be homozygous. This means that the alleles are the same and there is no variation for that trait.

Related Questions

Organisms that have identical alleles for a particular trait are called?

There is no particular relationship between organisms that have identical alleles for a particular trait.


What are the pair of alleles for a trait and how do they determine the expression of that trait?

Alleles are pairs of genes that determine a specific trait in an organism. Each parent contributes one allele, and the combination of alleles determines how the trait is expressed. If the alleles are the same (homozygous), the trait will be expressed in a certain way. If the alleles are different (heterozygous), one allele may be dominant and determine the trait's expression, while the other may be recessive and not expressed.


How are homozygous and heterozygous allele combinations for a particular trait in plants different?

A homozygous trait is expressed when 2 of the same alleles make up the genotype. For example, if two alleles (A and a) were present, the homozygous trait would be either AA or aa. In general, a fully recessive trait is only expressed when it's homozygous.


What alleles are mask in complete dominance?

A recessive trait is a trait with two contrasting alleles. In some cases contrasting alleles for a trait are codominan, that is, both are expressed.


What will always hide a recessive trait?

A dominant trait will always hide a recessive trait in an individual's phenotype because the dominant allele is expressed over the recessive allele in the presence of both alleles.


Organism that have two identical alleles for a particular trait are said to be?

Organisms that have two identical alleles for a particular trait are said to be? homozygous


What is a trait that masks a trait called?

A trait that masks another trait is called a dominant trait. This means that when an organism carries both dominant and recessive alleles for a particular gene, only the dominant trait will be expressed in the phenotype.


Is heterozygeous dominant or reccesive?

Heterozygous means that it carries both dominant and recessive traits (as opposed to homozygous which carries only one) - the dominant trait is the one which is expressed (phenotype). A heterozygous trait can be expressed as Rr - "R" the dominant trait and "r" the recessive trait.


When neither allele is dominant (they are both expressed)?

Both of the alleles must be recessive. The trait expressed is a recessive trait.


What happens when 2 different allele s for the same trait are present?

if the two alleles are the same in the same box in the punnett square then that trait is expressed. when there is a double in a punnett square then that gene is always expressed


An allele is one of the alternative forms of a gene that governs a trait If a fern plant is heterozygous for a particular trait how can the alleles that control that trait be described?

If a fern plant is heterozygous for a particular trait, it means it carries two different alleles for that trait. The alleles can be described as one dominant allele and one recessive allele. The dominant allele will typically determine the physical expression of the trait, while the recessive allele will not be visibly expressed in the plant.


What is the difference between a gene allele Chromosome and trait?

Alleles are alternate versions of genes that code for certain phenotypes, or traits. The traits of an individual are a result of the interaction between their genotype (alleles) and the environment.