Article
Is maize B chromosome preferential fertilization controlled by a single gene?
Heredity - 1 Jun 2001
Chiavarino A M, González-Sánchez M, Poggio L, Puertas M J, Rosato M, Rosi P
Abstract excerpt
In previous work, genotypes for high and low B chromosome transmission rate were selected from a native race of maize. It was demonstrated that the B transmission is genetically controlled. The present work reports the fourth and fifth generations of selection and the F1 hybrids between the lines. The native B is characterized by a constant behaviour, with normal meiosis and nondisjunction in 100% of postmeiotic...
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