Loading…
Loading…
GCSE Biology · key term
A diagram showing the parental genotypes, the alleles in their gametes and the possible genotypes of their offspring.
Used by Edexcel
Specification 3.14 · Paper 1
Revise: Monohybrid InheritanceA genetic diagram and a Punnett square are closely connected but are not identical. The Punnett square is the grid used to combine gametes, while the complete genetic diagram also identifies the parents, gametes and resulting phenotypes.
Show every stage of a genetic diagram: parental phenotypes and genotypes, gametes, then possible offspring genotypes and phenotypes.
Create a free account to read GCSE Biology revision notes for your exam board and track your progress.