What is Life? A Guide to Biology 3e & LaunchPad for Phelan's What is Life? (Six Month Access) 3e
What is Life? A Guide to Biology 3e & LaunchPad for Phelan's What is Life? (Six Month Access) 3e
3rd Edition
ISBN: 9781319028503
Author: Jay Phelan
Publisher: W.H. Freeman & Co
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Chapter 13, Problem 6MC
Summary Introduction

Introduction:

A plasmid is a small circular double stranded DNA molecule that is distinct from a cell's chromosomal DNA. Plasmids naturally exist in bacterial cells. Often, the genes carried in plasmids provide bacteria with genetic advantages, such as antibiotic resistance.

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Which of the following is defined as transformation? A. Transfer of genetic information via a plasmid B. Virus infects a host and deposits genetic material C. Free floating DNA is uptaken D. Transfer of genetic information from one bacterium to another 5.
When E. coli cells are mixed with recombinant vector DNA and subject to a stress such as heat shock, a small fraction of the cells will take up the plasmid DNA, a process known as :     A. Ligation.   B. Transformation.   C. Transfection.   D. Digestion.
Plasmids are important in biotechnology because they are Group of answer choices a. a vehicle for the insertion of foreign genes into bacteria b. recognition sites on recombinant DNA strands c. surfaces for protein synthesis in eukaryotic recombinants d. viruses incorporated into the host DNA
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