Carol and joseph have freckles and curly red hair. all of their children, except one, also have freckles and curly red hair. their son, sam, has the same curly red hair but not one freckle! how can a child get a chromosome that is totally different from the original chromosomes of both parents? a) gene flow b) genetic drift c) crossing over d) natural selection
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Carol and joseph have freckles and curly red hair. all of their children, except one, also have frec...
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