Natural Selection/Genetics

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What is natural selection?

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Natural selection is the process by which organisms better adapted to their environment tend to survive and produce more offspring.

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What is a genotype?

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A genotype is the genetic constitution of an individual, represented by 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 a Punnett Square?

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A Punnett Square is a diagram used to predict the genetic outcomes of a cross between two organisms.

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What is the role of DNA in genetics?

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DNA carries the genetic information necessary for the growth, development, and reproduction of organisms.

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What are chromosomes?

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Chromosomes are long strands of DNA that contain many genes and are found in the nucleus of eukaryotic cells.

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What is a gene?

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A gene is a segment of DNA that contains the instructions for making a specific protein or set of proteins.

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What is a population in biology?

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A population is a group of individuals of the same species that live in the same area and interbreed.

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What is evolution?

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Evolution is the change in the heritable characteristics of biological populations over successive generations.

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What is adaptation?

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Adaptation is a trait that helps an organism survive and reproduce in its environment.