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Science

Brandon Flint
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Across
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A genetic determined by characteristics
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The period between the birth of one generation and the birth of the next generation
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The human practice of breeding animals or plants that have certain desired traits
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A group of organisms that are closely related and can mate to produce fertile offspring
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A characteristic that improves an individual's ability to survive and reproduce in a particular environment
Down
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A historical sequence of life indicated by fossils found in layers of the Earth's crust
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The process in which inherited characteristics within a population change over generations such that new species sometimes arise
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The process by which individuals that are better adapted to their environment
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The trace or remaining of an organism that lived long ago, most commonly preserved in sedimentary rock