11. Homologous genes present in different organisms are called A. Paralog B. Duplicate genes C. Ortholog D. Xenolog Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
12. The C-value paradox may be explained by the A. More number of genes with more complexity B. Predominance of non-coding DNA C. Both A and B D. Non existence of coding regions Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
13. A virus whose RNA genome has a DNA intermediate as part of its replication cycle A. Retro virus B. Cauliflower mosaic virus C. Vaccinia virus D. Adenovirus Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
14. In most bacterial mRNAs, the initiation codon is preceded by a special sequence called A. 5'-Methylguanosine cap B. Poly A tail C. Ribosome binding site D. A and B both Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
15. Proteins transported to nucleus requires A. Nuclear localization sequences B. N-terminal transit sequence C. Transit peptide D. All of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
16. In E. coli, if there is no CCA at 3' end tRNA, it will be added by the enzyme A. tRNA nucleotidyl transferase B. Transposase C. Nuclease D. All of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
17. Which one of the following is not directly involved in the process known as translation? A. Peptidyl transferase B. Aminoacyl-tRNA synthetases C. mRNA D. DNA Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
18. Which of the following statement about eukaryote RNA polymerases is correct? A. RNA polymerase I (RNA Pol I) is located in the nucleolus and transcribes the 28S, 18S, 5.8S rRNA genes B. RNA polymerase II (RNA Pol II) is located in the nucleoplasm and transcribes protein coding genes to yield pre-mRNA and also the genes encoding small nuclear RNAs (snRNA) involved in RNA processing C. RNA polymerase III (RNA Pol III) is located in the nucleoplasm and transcribes genes for tRNA, 5S rRNA, and the 7S rRNA D. All of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
19. The 5' upstream of a transcription start contains A. Poly A tail B. Promoter C. Intron D. Exon Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
20. Open promoter complex comprises A. RNA polymerase bound on cis acting element promoter B. local unwinding of DNA at active genic region C. Both A and B D. Proteins started to open up chromatin Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
