Article
Production of viable male unreduced gametes in Brassica interspecific hybrids is genotype specific and stimulated by cold temperatures.
BMC plant biology - 12 Jun 2011
Mason Annaliese S, Nelson Matthew N, Yan Guijun, Cowling Wallace A
Abstract excerpt
BACKGROUND: Unreduced gametes (gametes with the somatic chromosome number) may provide a pathway for evolutionary speciation via allopolyploid formation. We evaluated the effect of genotype and temperature on male unreduced gamete formation in Brassica allotetraploids and their interspecific hybrids. The frequency of unreduced gametes post-meiosis was estimated in sporads from the frequency of dyads or giant...
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