Nurturing Life Sciences
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In the absence of Hg2+, MerR functions as a repressor and binds to the operator region of the mer operon, thus preventing transcription of the structural genes.
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#Unit 8. Inheritance Biology
Chromosome duplications are one way in which new genes evolve.
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Segmental duplications have played an important role in the evolution of human chromosomes; about 4% of the human genome consists of segmental duplications.
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Chromosome deletion
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