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Dyfyniad Arddull ChicagoNicholl, Desmond S.T. Introduction to Genetic Engineering. 3rd ed. Delhi: Cambridge university press, 2010.
Dyfyniad MLANicholl, Desmond S.T. Introduction to Genetic Engineering. 3rd ed. Cambridge university press, 2010.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.