A. Ribozyme B. mRNA C. t-RNA D. nonsense codon E. polyribosome 23.____ charged with specific amino-acid and has the anticodon 24.____ attached to the ribosome and has reading frame 25.___ makes peptide bond 26.___ sequence that terminates protein synthesis 27.____makes multiple copies of the protein by using the same mRNA

Messenger RNA (mRNA) __________.ANSWERcombines with proteins to build ribosomesis translated to build proteinscontains deoxyriboseserves as a molecule to carry amino acids to the ribosome during translation

A. Leader sequence B. Promoter sequence C. Termination sequence D. Coding sequence E. DNA template 20. ___ site where RNA polymerase first binds during transcription 21. ___ sequence that RNA polymerase transcribes 22.___ sequence that contains the genetic information for a protein

A. coding sequence B.promoter C. repressor D. operator sequence E. inducer 33.____ turns off the lactose operon when glucose is abundant or lactose is absent 34.____ turns on the lactose operon by binding the repressor 35.____ sequence for binding of RNA polymerase 36.____Structural genes for lactose utilization 37.____sequence that binds the repressor

A. DNA polymerase B. RNA polymerase C. Topoisomerase D. Helicase E. DNA ligase 12.____ catalyzes DNA synthesis in a 5' to 3' direction, adding dNTPs to the 3' end. 13.____which replication enzyme unwinds and separates the DNA strands? 14____ releases tension in supercoils of DNA 15.____ Fills gaps between Okazaki fragments in lagging strand 16.____ Joins gaps in DNA

A codon specifies one of which of the following?Amino acidsProteinsNucleotidesDNA