Genetics

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What does Pp mean?

Back

heterozygous alleles

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An organism's allele combination is known as

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genotype

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What does RR mean?

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two dominant alleles

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Two identical alleles for a trait is known as

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homozygous

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A mutation that is missing a nitrogen base is

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deletion

Front

What is a dominant allele?

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An allele that expresses its trait even in the presence of a recessive allele.

Front

What is a recessive allele?

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An allele that only expresses its trait when two copies are present.

Front

What is a phenotype?

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The observable characteristics or traits of an organism.

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What is codominance?

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A genetic scenario where both alleles in a heterozygote are fully expressed.

Front

What is a hybrid organism?

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An organism with two different alleles for a specific trait.