Microbiology Chapter 9 Exam Questions with 100% Correct Answers | Verified | Updated

Microbiology Chapter 9 Exam Questions with 100% Correct Answers | Verified | Updated B - answer1) The following steps are used to make DNA fingerprints. What is the third step? A) Collect DNA. B) Digest with a restriction enzyme. C) Perform electrophoresis. D) Lyse cells. E) Add stain. B - answer2) How many pieces will EcoRI produce from the plasmid shown in Figure 9.1? A) 1 B) 2 C) 3 D) 4 E) 5 D - answer3) In Figure 9.1, after digestion with the appropriate restriction enzyme, what is the smallest piece containing the ampicillin-resistance (amp) gene? A) 0.17 kilobase pairs B) 0.25 kbp C) 1.08 kbp D) 1.50 kbp E) 3.00 kbp C - answer4) In Figure 9.2, the enzyme in step 1 is A) DNA polymerase. B) DNA ligase. C) RNA polymerase. D) Reverse transcriptase. E) Spliceosome. A - answer5) In Figure 9.2, the enzyme in step 2 is A) DNA polymerase. B) DNA ligase. C) RNA polymerase. D) Reverse transcriptase. E) Spliceosome. B - answer6) The reaction catalyzed by DNA polymerase is A) DNA → mRNA B) mRNA → cDNA C) mRNA → protein D) DNA → DNA E) tRNA → mRNA C - answer7) Which of the fo