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To express a recessive trait, this snake must be aa.

Since the father is Aa, the mother can be Aa or aa. The only thing we know is that it can not be AA, because if either parent was AA then it would be impossible for the offspring to express the recessive trait. If both parents were Aa then there was a 25% chance of the child expressing the recessive trait, and if one was Aa and the other was aa then there would be a 50% chance.

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Michael Scalise

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3y ago

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Related Questions

Is albinism a dominant or recessive trait?

Albinism is a recessive trait.


Is albinism caused by a recessive or dominant gene?

Albinism is typically caused by a recessive gene.


Is albinism a dominat or reccesive trait?

Albinism is a recessive trait which will result in a lack of pigmentation in the skin eyes and hair. It occurs about 1 in every 17,000 people in the U.S.


What is the genotype of an individual with albinism?

I think no. It's caused by a recessive gene so if a person has albinism their genotype can only be recessive, recessive ---> AA (small a small a or whatever you call it). No other genotype will mean that person has Albinism, like if it has at least one big A, that means it's just a carrier of albinism.


Albinism is a recessive trait in humans that is controlled by a single gene how many recessive alleles must a person have to have albinism?

2


Is albinism controlled by a dominant allele or by a recessive allele?

Recessive allele.


Is albinism autosomal?

Albinism is a recessive, autosomal trait. So no, it is not sex-linked.


Albinism is a recessive trait what is the only genotype that would express albinism?

Albinism is expressed only in individuals with the homozygous recessive genotype, represented as "aa." This means that both alleles for the trait must be the recessive form for the characteristic to manifest. Individuals with at least one dominant allele ("AA" or "Aa") will not express albinism.


Is albinism a recessive trait or dominant?

Recessive. The trait will only show up if both parents have the gene recessively (aa). If the genetic make up is Aa or AA, there will be melanin production, meaning albinism is an aa gene only. Albinism is a recessive allele.


The allele for albinism is recessive to the allele for normal skin pigmentation what is the probability that a child of a heterozygous mother and albino father will be albino?

In this scenario, the mother is heterozygous for normal skin pigmentation (Aa) and the father is homozygous recessive for albinism (aa). The possible genotypes for their child are Aa (normal pigmentation) and aa (albino). Using a Punnett square, there is a 50% probability that the child will be albino (aa).


Is albinism controlled by a dominant allele o recessive allele?

It is controlled by a recessive allele.


What is a condition that is shown only when two recessive alleles are present?

Recessive trait...