Evidence for Evolution

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What is evolution?

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Evolution is the process through which species change over time through variations and natural selection.

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Which of the following is NOT an example of evolution? A frog begins its life as a tadpole, but becomes an amphibian. True or False?

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True, this is a part of the life cycle, not evolution.

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What are homologous structures?

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Homologous structures are anatomical features in different species that share a common ancestry, indicating evolutionary relationships.

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How do homologous structures provide evidence for evolution?

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They show that different species have evolved from a common ancestor.

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What is embryology in the context of evolution?

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Embryology is the study of embryos and their development, which can show similarities between different species, indicating common ancestry.

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Who proposed the theory of evolution by natural selection?

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Charles Darwin proposed the theory of evolution by natural selection.

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What is the significance of 'Survival of the Fittest'?

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'Survival of the Fittest' refers to the idea that individuals best adapted to their environment are more likely to survive and reproduce.

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What is a common ancestor?

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A common ancestor is an ancestral species from which two or more species have evolved.

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What role does natural selection play in evolution?

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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 evidence supports the theory of evolution?

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Evidence includes fossil records, homologous structures, embryological similarities, and genetic similarities.

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