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What is a testcross?

Updated: 8/10/2023
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11y ago

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Gregor Mendel devised the fundamental tool of the test cross. It is an experimental cross of an individual organism of dominant phenotype but unknown genotype and an organism with a homozygous recessive genotype .

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9y ago
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11y ago

A cross between an organism whose genotype for a certain trait is unknown and an organism that is homozygous recessive for that trait

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Q: What is a testcross?
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Related questions

A testcross determines what?

genotype


If all the offspring of a testcross are alike and resemble the organism being tested then is the parent homozygous?

If all the offspring of a testcross are alike and resemble the organism being tested then the parent is homozygous.


What did Mendel use in his first experiment to test his hypothesis about genes?

testcross


How can you determine the genotype of a plant that dominant form of a trait?

Do a testcross with a homozygous recessive plant.


How can you determine the genotype of a plant that displays the dominant of a trait?

Do a testcross with a homozygous recessive plant.


In a testcross of a heterozygous tt unknown of the offspring would be Tt?

It would be around 50%.


How can you determine the genotype plant that displays the dominant form of a trait?

Do a testcross with a homozygous recessive plant.


How can determine the genotype of a plant that displays the dominant form of a trait?

Do a testcross with a homozygous recessive plant.


To perform a testcross scientists cross an organism with an unknown genotype with what kind of organism?

homozygous recessive


How can you determine the genotype of a plant that displays the dominant form a trait?

Do a testcross with a homozygous recessive plant.


How can you determine the genotype of a plant that display the dominant form of a trait?

Do a testcross with a homozygous recessive plant.


How can you determine the genotype of a plant that displays the dominant form of trait?

Do a testcross with a homozygous recessive plant.