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Tekoälykääntäjä
Kuvat
2
UK, Australia, and Canada alternative spelling of hybrid vigor.
Time course imaging of two maize inbreds and their F1 hybrid (middle) exhibiting heterosis.
UK, Australia, and Canada alternative spelling of hybrid vigor.
Genetic basis of heterosis. Dominance hypothesis. Scenario A. Fewer genes are under-expressed in the homozygous individual. Gene expression in the offspring is equal to the expression of the fittest parent. Overdominance hypothesis. Scenario B. Over-expression of certain genes in the heterozygous offspring. (The size of the circle depicts the expression level of gene A)