What is the basis of evolution
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It has three essential parts: It is possible for the DNA of an organism to occasionally change, or mutate. A mutation changes the DNA of an organism in a way that affects its offspring, either immediately or several generations down the line.
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" The yheory of evolution by natural selections, first formulated in Darwin's book "On the origin of spices "
in 1859, is the process by which organisms change over time as a result of change in heritable physical or behavioral traits."
in 1859, is the process by which organisms change over time as a result of change in heritable physical or behavioral traits."
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