Biology - Genetics - Basic - Mendel's laws of inheritance - Punnett Square Speed Round
Rapid-fire Punnett square completion. Show a 2×2 grid with parent gametes along top and side. Students fill in the 4 offspring genotypes. Round 1: Bb × Bb → (BB, Bb, Bb, bb). Round 2: Tt × tt → (Tt, Tt, tt, tt). Round 3: AA × Aa → (AA, AA, Aa, Aa). Round 4: Rr × Rr → (RR, Rr, Rr, rr). Round 5: Bb ×