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The physical trait exhibited by an organism's genes is called the phenotype. (As opposed to the genotype, which refers to the alleles themselves.)

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Q: The detectable traits of an organism as determined by what alleles are present is the what?
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The external appearance of an organism as determined by what alleles are present is?

Phenotype


What type of alleles are present in an organism?

Capital letters usually denote dominant alleles. Therefore QQ genotype would contain two dominant alleles for the Q genotype.


What are dominant alleles?

Is one whose trait always shows up in the organism when the allele is present


When both dominant and recessive alleles are present within a single nucleus the organism is for the trait?

You are supposed to have 2 alleles in a single nucleus and if not there can be a disorder i believe.


Is it true that recessive alleles are never present when dominant alleles are present?

No. They are present but not expressed (seen). Only the dominant alleles are expressed.


Can you see all genetic variation?

No. Genotype is the combination of genes present in an organism. It consists of alleles whose visible characteristics is called phenotype. An organism's phenotype is visible and not the genotype as you just can't see a person and tell what kind of genes are present in the organism.


What type allele are present in an organism with a QQ genotype?

Capital letters usually denote dominant alleles. Therefore QQ genotype would contain two dominant alleles for the Q genotype.


What does hereditary constitution mean?

Hereditary constitution, also known as the genetic constitution isthe particular alleles at specified loci present in an organism.


How do you use homozygous in a sentence?

An organism is homozygous for a particular gene when identical alleles of the gene are present on both homologous chromosomes. (see related link)


When the alleles present for a trait are the same. the genes are called?

When the alleles present for a trait are the same, it is called Homozygous


What are alleles that have an effect on an organisms phenotype?

The presence of more than two alleles for a trait is known as probility. There might be one which is dormant and the others which are recessive.


In what alleles can be observed in the phenotype?

you mean phenotype, and its dominant alleles