Home Biology Chromosomes and DNA Test Mcqs Online Preparation Biology Chromosomes and DNA Test Mcqs Online Preparation Biology Chromosomes and DNA Test Mcqs With Answers Online Preparation Start Below 123456789101112131415Show paginator Hide paginator 7% Question 1 of 15 1. Alfred Hershey and Martha Chase experimented with bacteriophagesA. T1B. None of theseC. T3D. T2Question 1 of 15 Loading... Question 2 of 15 2. Chromosomes are composed of:A. Protein, DNA and RNAB. DNA onlyC. Protein onlyD. Protein and DNAQuestion 2 of 15 Loading... Question 3 of 15 3. The sequence of nucleotides that determines the amino acid sequence of a protein is called a:A. AnticodonB. All of theseC. GeneD. CodonQuestion 3 of 15 Loading... Question 4 of 15 4. Which of the following is common for both leading and lagging strands:A. Continuous replicationB. DNA ligaseC. Okazaki fragmentsD. Replication always proceed 5’ – 3’ directionQuestion 4 of 15 Loading... Question 5 of 15 5. The codons which code for the same amino acid are called:A. IntronsB. DNA profileC. SynonymsD. ProbesQuestion 5 of 15 Loading... Question 6 of 15 6. Hairpin consists ofA. AT base pairsB. None of theseC. GC base pairsD. Both a and bQuestion 6 of 15 Loading... Question 7 of 15 7. Genetic code is:A. All a, b and cB. Combination of 3 NucleotidesC. Sequence of DNA nucleotidesD. Always universalQuestion 7 of 15 Loading... Question 8 of 15 8. Number of nucleotides in the DNA of a typical human chromosome is aboutA. 140MB. 120MC. 100MD. 160MQuestion 8 of 15 Loading... Question 9 of 15 9. Which of the following shows correct sequence of amino acids of normal HaemoglobinA. Valine- Histidine -Leucine -Threonine – Proline Glutamic acidB. Valine- Histidine- Leucine _ Prolific _ Threonine – Glutamic acidC. Valine- Histidine – Leucine- Histidine -Threonine Glutamic acidD. Valine- Leucine – Histidine – Proline- Threnine – Glutamic acidQuestion 9 of 15 Loading... Question 10 of 15 10. Which of the following is not a part of nucleoside?A. Nitrogenous baseB. Phosphate groupC. None of theseD. Five carbon sugarQuestion 10 of 15 Loading... Question 11 of 15 11. Polymerase III progressively threads the DNA through the enzyme complex moving at rapid rate, some:A. 100 nucleotides/secondB. 100,000 nucleotides/secondC. 1000 nucleotides/secondD. 10,000 nucleotides/secondQuestion 11 of 15 Loading... Question 12 of 15 12. RNA polymers III synthesizesA. m-RNAB. All of theseC. t-RNAD. r-RNAQuestion 12 of 15 Loading... Question 13 of 15 13. Length of Okazaki fragments in eukaryotes is aboutA. 1000-2000 nucleotidesB. None of theseC. 100-200 nucleotidesD. 10-20 nucleotidesQuestion 13 of 15 Loading... Question 14 of 15 14. Proteins called initiation factor position the t-RNA on the ribosomal surface at theA. E siteB. A siteC. P siteD. Both a and bQuestion 14 of 15 Loading... Question 15 of 15 15. m-RNA:A. Cap is poly AB. Tail linked to 3’ end of the RNAC. Tail is linked 5’to5’D. Tail is 7-methyl GTPQuestion 15 of 15 Loading... Loading... Related Study Posts:MDCAT Test Biology Test Online PreparationASF Written Test Preparation Online McqsOnline ECAT Test Preparation McqsFPSC SST Test Preparation Mcqs OnlinePPSC Lecturer Test Preparation Online McqsTESCO Jobs Online NTS Test Preparation McqsLecturer Test KPPSC Preparation Mcqs OnlineFIA ASI Sub Inspectors Job 2024 OTS Test Preparation…SPSC SST Test Preparation Mcqs Online with SyllabusFPSC Test Preparation Mcqs Online Subject Wise