CUET Questions — Biology / Genetics
9 solved questions with detailed explanations
Q22. Down's syndrome is a result of gain of extra copy of chromosome number: (a) 21 (b) 20 (c) 19 (d) 22
Q49. Match List-I with List-II: List-I (Phenotype) (A) Blood group A (B) Blood group B (C) Blood group O (D) Blood group AB List-II (Genotype) (I) IB IB, IBi (II) IA IA, IAi (III) IA IB (IV) ii Choose
Q47. Select the correct option for number of alleles present in ABO blood groups: (a) Two different alleles (b) Three different alleles (c) Four different alleles (d) Six different alleles
Q46. The number of phenotypes in ABO blood groups is: (a) 3 (b) 4 (c) 5 (d) 6
Q48. Blood group 'AB' is an example of: (a) Incomplete dominance (b) Complete dominance (c) Co-dominance (d) Test cross
Q39. If a man with blood group A marries a woman with blood group AB. Which of the following blood group will never be found in their children? (a) A (b) B (c) AB (d) 0
Q26. Which of the following is caused due to substitution of glutamic acid to valine on 6th position of ẞ-globin chain of Haemoglobin molecule? (a) Thalassaemia (b) Haemophilia (c) Sickle cell anaemia
Q33. Which of the following is not a stop codon? (a) UGA (b) UAA (c) AUG (d) UAG
Q50. The genotype of Universal donor is: (a) IA i (b) IB i (c) i i (d) IA IB