During DNA replication, the Okazaki fragments are Select one: O a. single-strand RNA O b. RNA-DNA hybrid O c. double-strand DNA O d. single-stranded DNA
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- Molecule involved in joining segmented nucleotide strands is... O a. DNA ligase O b. Ribosomes c. RNA polymerase d. DNA polymerase ge F5 F6 F7 F10 Scrol F8 F9If the code for an amino acid is ATG on the DNA molecules, this code on the transfer RNA molecule may be written as ________. * a. ATG b. CTG c. AUG d. CTA 2. Between which types of compounds in a double-stranded DNA molecule must the bonds break before replication takes place? * a. phosphate – base b. sugar-phosphate c. adenine - thymine d. sugar – baseThis is the original strand of DNA: ATG AAG TTT GGC TAA Which option would represent a frameshift mutation due to deletion during replication? a. ATG AAG TTT GGC GCA TAA b. ATG UAA GTT TGG CTA A c. ATG TTT GGC TAA d. ATG AAG TTG GCT AA
- Which statement about Okazaki fragments is true? Select one: O a. They are necessary because DNA polymerase can only build DNA in the 5' to 3' direction, so for one of the strands at each fork, the DNA polymerase can only build away from the fork. O b. They correct errors made during earlier phases of DNA replication. O c. They act as a primer that initiates DNA replication. O d. They prevent the ends of chromosomes from shortening with every replication. e. DNA polymerase doesn't need a primer to build these fragments.DNA polymerase I functions in DNA replication to: O a. synthesize the RNA primer O b. O C. bind to single-stranded DNA and prevent it from reannealing O d. removes the RNA primers and fill in the gaps synthesize the leading and lagging strands synthesize the leading strand, but not the lagging strand e.Just prior to DNA replication the cytosine in the sequence GTTCATTG is deaminated and it is not repaired before the DNA is replicated. Which of the following is the point mutation you expect in this sequence after the segment has undergone 2 rounds of DNA replication? a. GTTUATTG O b. GTTTATTG C. GTTGATTG d. GGTAATTG e. GTTAATTG
- The DNA polymerase I uses its to remove the RNA primers during DNA replication in E. coli cells. Select one: a. 3' to 5' exonuclease activity O b. 3' to 5' DNA helicase activity O c. 5' to 3' exonuclease activity O d. 5' to 3' DNA polymerase activityWhat is the role of DNA polymerase in DNA replication? O A. DNA polymerase replicates tRNA, mRNA and rRNA B. DNA polymerase adds A-U-G-C as compliments to the original DNA strand to make an identical copy. O C. DNA polymerase "unzips" the DNA D. DNA polymerase adds complimentary free nucleotides to the original strand to make and identical copy. Submit Clear form Never submit passwords through Google Forms. This form was created inside of East Baton Rouge Parish Schools. Report Abuse Google FormsMatch Column A (Description) with Column B (protein/enzyme). v unwinds the double helix of DNA in replication A. RNA polymerase v removes RNA in the newly synthesized polynucleotide B. DNA polymerase v synthesizes MRNA C. Helicase v keep the DNA single stranded D. SSB protein v makes a short section of RNA to act as a primer E. initiation factors v replicates DNA F. Primase v unwinds the double helix during transcription G. DNA polymerase v facilitates translation
- Arrange the following events of DNA replication in the proper order. A. DnaA binds DNA B. DNA polymerase binds to a free 3’ – OH C. Topoisomerases act D. Ori “melts/denatures”Which statement about Okazaki fragments is true? Select one: a. DNA polymerase doesn’t need a primer to build these fragments b. They act as a primer that initiates DNA replication. c. They correct errors made during earlier phases of DNA replication. d. They are necessary because DNA polymerase can only build DNA in the 5’ to 3’ direction, so for one of the strands at each fork, the DNA polymerase can only buildaway from the fork. e. They prevent the ends of chromosomes from shortening with every replication.For the statements below, indicate whether the statement applies to the leading strand, or to the lagging strand, or to both. a. synthesized in the 5'→3' direction b. synthesized continuously c. require(s) DNA ligase to join fragments d. described as a daughter strand e. synthesized in the same direction as the movement of the replication fork f. DNA polymerase is the enzyme involved in forming this polynucleotide.