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Heterozygous

Aa

Homozygous

AA, aa

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11y ago
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10y ago

If you mean the blood type A negative, then the answer is no. The A blood group could be homozygous dominant or heterozygous, but the Rh negative genotype is always homozygous recessive.

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Q: What is the heterozygous for the A allele?
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Related questions

What is trans heterozygous?

Trans heterozygous is a diploid organism that is heterozygous but it has two different loci(genes). They each have one natural allele and allele that is different from the natural allele due to a mutation.


What is a person who has one recessive allele for a trait and one dominant allele for the same trait and is able to pass in the trait on to their offspring?

That is heterozygous. Some scientist call these "hybrids"(no joke)The person is heterozygous for that trait and will have the dominant phenotype.An organism with both a dominant and recessive allele for a specific trait is called an heterozygote. They are heterozygous for this trait.


An organism that has an allele for brown eyes and an allele for blue eyes you?

Heterozygous (got it from my 9th grade biology textbook)


What is it Dominant allele What is a recessive allele?

A genotype in which there are both a dominant and a recessive allele is called heterozygous.


What is called when you have a pair of genes that cnsits of a dominant allele and a recessive allele?

heterozygous


What is a gene pair that consists of a dominent allele and a recessive allele?

Heterozygous dominant pair.


The allele for the trait that does not appear in a heterozygous individual is?

recessive


What is the name of the gene pair that consist of a dominant allele and recessive allele?

The name of the gene pair that consists of a dominant and recessive allele, i.e. (Xx) will be a heterozygous allele. In this situation, the characteristics of the dominant characteristic will mask that of the recessive allele. People have have a heterozygous genotype may be carriers for diseases that reside on the recessive allele.


Is an allele that produces a trait in the heterozygous condition recessive?

No. A recessive allele will not be expressed phenotypically in the heterozygous state. A recessive allele can only be expressed phenotypically in the homozygous state.


How do you know a homozygous trait from a heterozygous trait?

A homozygous trait is controlled by only one kind of allele, while a heterozygous trait is controlled by multiple allele types.


A person with a heterozygous gene?

A person with a heterozygous gene has one dominant allele, usually represented by a capital letter, and a recessive allele, which is usually represented with a lowercase letter. So an example of a heterozygous gene would be Rr


What is the genotype Rr?

It is heterozygous. Heterozygous means that one allele is dominant and the other is recessive, Rr