Monohybrid Cross (Leaving Cert Biology): Flashcards
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Monohybrid cross
Monohybrid cross
Genetic cross studying only one gene
F1 generation
F1 generation
First generation offspring
F2 generation
F2 generation
Second generation offspring
Progeny
Progeny
Offspring from a genetic cross
Punnett square
Punnett square
Grid to predict offspring genotypes & phenotypes
Symbol for dominant allele
Symbol for dominant allele
Capital letter
Symbol for recessive allele
Symbol for recessive allele
Lowercase letter
BB x bb F1 genotype
BB x bb F1 genotype
All Bb
Bb x Bb genotypic ratio
Bb x Bb genotypic ratio
1 BB : 2 Bb : 1 bb
Bb x Bb phenotypic ratio
Bb x Bb phenotypic ratio
3:1 (dominant:recessive)
Dominant allele in heterozygous
Dominant allele in heterozygous
Masks recessive allele
Number of genes in monohybrid cross
Number of genes in monohybrid cross
One