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## DARWIN'S FOUR POSTULATES * Individuals within species vary * Some of these variations are passed on to offspring * Individuals vary in their ability to survive and reproduce * Individuals with the most favorable adaptations are more likely to survive and reproduce.
## DARWIN'S FOUR POSTULATES * Individuals within species vary * Some of these variations are passed on to offspring * Individuals vary in their ability to survive and reproduce * Individuals with the most favorable adaptations are more likely to survive and reproduce.