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Unformatted text preview: Growth on lactose L + + L L / + + ( L is recessive) It is also possible to test for functional complementation of two linked mutations. Consider two mutations, A and B , that are close together and have the same phenotype. We can introduce an FFFFF carrying A into a strain with a B mutation. If the merodiploid has a wild type phenotype then we know that the mutations complement and are therefore in different genes....
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- Fall '10