Genetics

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What is genetics?

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Genetics is the study of genes and inheritance, focusing on how traits are passed from parents to offspring.

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What is a genotype?

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A genotype is an organism's genetic makeup, consisting of the alleles inherited from its parents.

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What is a phenotype?

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A phenotype is the observable physical or biochemical characteristics of an organism, determined by its genotype.

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What is an allele?

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An allele is a variant form of a gene that can result in different traits.

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What does dominant trait mean?

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A dominant trait is a characteristic that is expressed when at least one dominant allele is present.

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What does recessive trait mean?

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A recessive trait is a characteristic that is expressed only when two recessive alleles are present.

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What is the difference between inherited and acquired traits?

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Inherited traits are passed down from parents to offspring through genes, while acquired traits are developed through environmental influences.

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What is DNA?

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DNA (deoxyribonucleic acid) is the molecule that carries genetic information in living organisms.

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How do siblings inherit DNA?

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Siblings share some DNA from their parents, but each sibling has a unique combination of genes, making their DNA different.

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What is a cleft chin?

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A cleft chin is a physical trait that is often considered a dominant trait in genetics.