Table of Contents. I. Brief Chronology of the Life of Frederick Douglass 1. II. Frederick Douglass: A Biography, by Steven Mintz 3. III. Excerpts from Narrative of the Life of Frederick Douglass, an. American Slave, Written by Himself , and Suggested Discussion.
Since DNA contains genetic code, much of it is studied and analyzed for a variety of reasons. Generally, DNA testing may be used in identification or classification of family trees and it may also be used in various sciences for study in diseases and crimes. In cases where a particular child has no identified father, DNA testing is a big help in tracing the real person who fathered the said child.
Using plasmids in the lab. Plasmids can be used as vectors to carry foreign DNA into a cell. Once inside the cell, the plasmid is copied by the host cellâs own DNA replication machinery. In the lab, plasmids are specifically designed so that the DNA they contain will be copied by bacteria.sing plasmids in the lab. Plasmids can be used as vectors to carry foreign DNA into a cell. Once inside the cell, the plasmid is copied by the host cellâs own DNA replication machinery. In the lab, plasmids are specifically designed so that the DNA they contain will be copied by bacteria.