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What is heredity?

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Heredity is the passing of traits from parents to their offspring.

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What is a gene?

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A gene is a segment of DNA that determines a specific trait.

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What is an allele?

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An allele is a different form of a gene.

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What does dominant mean in genetics?

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Dominant means that the trait will appear in the offspring if at least one parent contributes it.

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What does recessive mean in genetics?

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Recessive means that the trait will only appear in the offspring if both parents contribute it.

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What is a phenotype?

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A phenotype is the observable physical characteristics of an organism.

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What is a genotype?

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A genotype is the genetic makeup of an organism, represented by letters.

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What is the difference between genotype and phenotype?

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Genotype refers to the genetic code, while phenotype refers to the physical expression of that code.

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What is a homozygous genotype?

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A homozygous genotype has two identical alleles for a trait.

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What is a heterozygous genotype?

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A heterozygous genotype has two different alleles for a trait.