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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What is a common ancestor?

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A common ancestor is a species from which two or more different species have evolved.

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What is Variation in biology?

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Variation refers to the differences in physical traits among individuals of the same species.

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What is Natural Selection?

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Natural Selection is the process where organisms better adapted to their environment tend to survive and produce more offspring.

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What is Artificial Selection?

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Artificial Selection is the process by which humans breed plants and animals for specific traits.

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What is Extinction?

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Extinction is the end of an organism or a group of organisms, typically when the last individual dies.

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What is a Fossil?

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A fossil is the preserved remains or traces of a once-living organism, often found in sedimentary rock.

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What does it mean if two species share anatomical similarities?

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It may indicate that the two species share a common ancestor.

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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.

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What is a Sudden Environmental Change?

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A sudden environmental change is a rapid alteration in the environment that can affect the survival of species, such as a wildfire.