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 b. GTTTATTG С. GTTGATTG O d. GGTAATTG e. GTTAATTG

32)An origin of replication is given below. Sequences of selected parental strand regions are given. The directionality of the bottom parental strand is indicated. Use the diagram to answer the corresponding questions. #2 *1 CTAAGCA ATCGAGG XXXXX XXXX 3' ICTAGTT 5' ge exon #3 a.) On the diagram, label the 5' and 3' end of the top strand of parental DNA b Draw arrows to indicate direction of DNA synthesis for each of the 4 daughter strands. e) For each daughter strand, specify if synthesis is continuous or discontinuous. d) On your diagram, label the 5' and 3' ends of the newly synthesized daughter strands e.) Which parental strands are the template for leading strand synthesis? (# 1- 4) Strand # Strand # f.) Which parental strands are the template for lagging strand synthesis? (# 1- 4) Strand # Strand # g.) What is the specific sequence of the primer required to start DNA replication ior strands 1 and 3? Assume the primer will bind to the location where the base sequence is given on…

A drug that inhibits the DNAa protein is added to a culture of E. coli cells. What is the first step of DNA replication that will be impaired by this drug? PICK ONE ANSWER: A. Keeping parent DNA strands separated B. Releasing tension generated by supercoiling C. Activating the origin of replication D. Making primers E. Forming phosphodiester bonds

Which of the following enzymes is NOT involved in DNA replication?   a. DNA Polymerase   b. Primase   c. Helicase   d. Phosphatase   e. DNA Ligase