1.1 1.1.1 A 1.1.2 B 1.1.3 A 1.1.4 A 1.1.5 D 1.1.6 C 1.1.7 D 1.1.8 B 1.1.9 B 1.1.10 B (10 x 2) (20) 1.2 1.2.1 Recessive 1.2.2 Locus 1.2.3 Phenotype 1.2.4 Autosomes 1.2.5 Genetic engineering/DNA manipulation/ Biotechnology/DNA recombination 1.2.6 Chromatids (6 x 1) (6) 1.3 1.3.1 Both A and B 1.3.2 A only 1.3.3 B only 1.3.4 A only 1.3.5 B only 1.3.6 A only 1.3.7 None 1.3.8 B only (8 x 2) (16) 1.4 1.4.1 RrYy (1) rryy (1) 1.4.2 RY, Ry, rY, ry (2) 1.4.3 Wrinkled, yellow seeds (1) Round, yellow seeds (1) 1.4.4 RRYY (2) (8) [50] QUESTION 2 2.1 2.1.1 (a) DNA (1) (b) Ribosome (1) 2.1.2 (a) G (1) (b) U (1)
1.1 1.1.1 1.1.2 1.1.3 1.1.4 1.1.5 1.1.6 1.1.7 1.1.8 1.1.9 1.1.10 A B A A D C D B B B (10 x 2) (20) 1.2 1.2.1 Recessive 1.2.2 Locus 1.2.3 Phenotype 1.2.4 Autosomes 1.2.5 1.2.6 Genetic engineering/DNA manipulation/ Biotechnology/DNA recombination Chromatids (6 x 1) (6) 1.3 1.3.1 1.3.2 1.3.3 1.3.4 1.3.5 1.3.6 1.3.7 1.3.8 Both A and B A only B only A only B only A only None B only (8 x 2) (16) 1.4 1.4.1 1.4.2 1.4.3 1.4.4 RrYy rryy RY, Ry, rY, ry Wrinkled, yellow seeds Round, yellow seeds RRYY (1) (1) (2) (1) (1) (2) (8) [50] QUESTION 2 2.1 2.1.1 (a) DNA (b) Ribosome (1) (1) 2.1.2 (a) G (b) U (1) (1)