Genetics

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What is genetics?

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Genetics is the study of heredity and the variation of inherited characteristics.

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What are genes?

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Genes are segments of DNA that contain the instructions for the development and functioning of living organisms.

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What is a dominant trait?

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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 is a recessive trait?

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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 does it mean to inherit a trait?

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To inherit a trait means to receive genetic information from parents that determines certain characteristics.

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What is the difference between inherited and acquired traits?

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Inherited traits are passed down from parents, while acquired traits are learned or developed through experience.

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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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What is a phenotype?

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A phenotype is the observable physical or biochemical characteristics of an organism, determined by both genetic makeup and environment.

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What is a genotype?

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A genotype is the genetic constitution of an individual, representing the alleles inherited from parents.

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What is a Punnett square?

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A Punnett square is a diagram used to predict the outcome of a genetic cross by showing the possible combinations of alleles.