Exam 18: Dna Technologies: Making and Using Genetically Altered Organisms, and Other Applications

The technique by which DNA, RNA, or protein molecules are separated in a gel that is subjected to an electric field is called ____. ​

Restriction fragment length polymorphisms (RFLPs)are used to ____. ​

Different methodologies can be used to obtain the same information about a DNA sequence. ​

  Figure 18.1 Answer the question using the accompanying figure. What does letter E represent? ​

Reverse transcriptase creates a single-stranded DNA molecule that is complementary to an mRNA template. ​

A researcher is interested in studying gene X, but not gene Y, in Drosophila . What does she need to amplify only gene X from the Drosophila genome? ​

How do scientists determine the annealing temperature used in PCR reactions? ​

Metabolic fingerprinting could be used ____. ​

Germline and somatic gene therapy are used to treat human genetic diseases. ​

The key elements of a PCR reaction are ____. ​

DNA fingerprinting is a method used to ____. ​

Transgenic organisms contain extra copies of their own genes.

In agarose gel electrophoresis, DNA molecules move towards the ____ pole because they ____. ​

  Figure 18.1 Answer the question using the accompanying figure. Of the fragments labeled A-D, which is closest to the positive electrode? ​

The phases of each PCR cycle listed in order are ____. ​