Multiple Choice
Which of the following is incorrect regarding DNA replication forks?
3. Energy & Cell Processes
Introduction to DNA Replication
Back3. Energy & Cell Processes
Introduction to DNA Replication
- Multiple Choice
What is the function of the enzyme topoisomerase in DNA replication?
- Multiple ChoiceWhich of the following attributes of DNA is most crucial to its accurate duplication?
- Multiple ChoiceDuring the replication of DNA, __________.
- Multiple ChoiceWhich of the following statements about replication origins is/are correct?
- Multiple ChoiceAt each end of a DNA replication bubble is __________.
- Multiple ChoiceIn prokaryotes, the rate of elongation during DNA replication is __________ the rate in eukaryotes.
- Multiple ChoiceWhat is the major difference between bacterial chromosomes and eukaryotic chromosomes?
- Open QuestionDescribe the process of DNA replication: the ingredients needed, the steps in the process, and the final product.
- Open QuestionAnalyze the following statements about DNA synthesis. Select True or False for each statement.T/FAn RNA polymerase is essential for DNA synthesis.T/FOkazaki fragments would be unnecessary if DNA polymerase could synthesize DNA in both the 3'→5' and 5'→3' directions.T/FDNA ligase is used more frequently on the lagging strand than on the leading strand.T/FToposiomerase is required to separate the two strands of DNA at the replication fork.
- Open QuestionA biochemist isolates, purifies, and combines in a test tube a variety of molecules needed for DNA replication. When she adds some DNA to the mixture, replication occurs, but each DNA molecule consists of a normal strand paired with numerous segments of DNA a few hundred nucleotides long. What has she probably left out of the mixture?a. DNA polymeraseb. DNA ligasec. Okazaki fragmentsd. primase
- Open Question
Mark the following statements about the cell cycle as true or false. If a statement is false, correct it to make a true statement.
c. The main enzyme that builds the new DNA strands during DNA synthesis is RNA synthetase.
- Open Question
Write a single sentence, using no more than 25 words, to summarize each of the following cellular processes:
g. DNA synthesis