NTA UGC NET/JRF Exam, June 2019 (Anthropology)Total Questions: 8011. Which molecule serves to destabilize the DNA helix in order to open it up, creating a replication fork?A. HelicaseB. LigaseC. PolymeraseD. GyraseCorrect Answer: A. Helicase12. The sequence of one strand of DNA is 5' AGC TAG 3'. The sequence of complementary strand would beA. 5' TCG ATC 3'В. 5' СTA GCT 3'С. 5' TCC ATC 3'D. 5' GAT CGA 3'Correct Answer: A. 5' TCG ATC 3'13. Which of the following is true for 'Tented Arch'?A. It is a dermatoglyphic arch found only in the sole.B. It is a form of arch found on the finger of some persons.C. It is an arch of hypothenar region of hand.D. It is an arch of thenar region of hand.Correct Answer: B. It is a form of arch found on the finger of some persons.14. Chargaff's rules state that in typical DNA.A. A = GB. A = CC. A + T = G + CD. A + G = T + СCorrect Answer: D. A + G = T + С15. Which of the following is an example of autosomal recessive disorder?A. Hyntington choreaB. AchondroplasiaC. Cystic fibrosisD. Myotonic dystrophyCorrect Answer: C. Cystic fibrosis16. Which of the following disorders are caused due to recessive autosomal mutation?A. Turner's syndrome and Sickle cell anaemiaB. Edward's syndrome and Patau syndromeC. Cystic fibrosis and PhenylketonuriaD. Alzheimer's disease and Huntington choreaCorrect Answer: C. Cystic fibrosis and Phenylketonuria17. Barr bodies are seen inA. germ cell of normal human femaleB. germ cell of normal human maleC. somatic cells of normal human femaleD. somatic cells of normal human maleCorrect Answer: C. somatic cells of normal human female18. When the human genome draft sequence was released, which of the following observations was least expected?C. A small number of protein coding genesA. A larger amount of repetitive DNAB. The size of individual chromosomesD. The size of total genomeCorrect Answer: C. A small number of protein coding genes19. A mutation changing an amino acid into a termination codon is termed as :A. NonsenseB. MissenseC. ConservativeD. Non-conservativeCorrect Answer: A. Nonsense20. Most hormones of the endocrine system are .regulated by which of the following?A. Negative feedback mechanismB. Positive feedback mechanismC. Hormone-receptor complexD. Hormone-gene complexCorrect Answer: A. Negative feedback mechanismSubmit Quiz« Previous12345678Next »
