A Molecular Basis for Heterosis

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Science  31 Oct 1969:
Vol. 166, Issue 3905, pp. 626-627
DOI: 10.1126/science.166.3905.626


Alcohol dehydrogenase allodimers composed of an unstable active subunit and a stable but inactive subunit are both active and stable. The implication of this finding for the problem of heterosis is discussed.

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