Genetics Vocabulary Practice

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Heterozygous

Back

A genotype consisting of two different alleles for a particular gene, represented as 'Tt'.

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Choose the heterozygous genotype.

Back

Heterozygous genotype is represented by 'Hh', which has one dominant and one recessive allele.

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Alleles symbolized by an uppercase letter (R).

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Dominant - An allele that expresses its trait even when paired with a different allele.

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Bb

Back

Heterozygous - A genotype with one dominant allele (B) and one recessive allele (b).

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Term that means 'different genes'.

Back

Heterozygous - Refers to having two different alleles for a gene.

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Homozygous

Back

A genotype consisting of two identical alleles for a particular gene, represented as 'TT' or 'tt'.

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Dominant allele

Back

An allele that can mask the effect of a recessive allele in a heterozygous genotype.

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Recessive allele

Back

An allele that is masked by the presence of a dominant allele in a heterozygous genotype.

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Genotype

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The genetic makeup of an organism, represented by the alleles it possesses.

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Phenotype

Back

The observable physical or biochemical characteristics of an organism, determined by its genotype.