Exam 20: DNA Technology and Genetic Engineering

Plasmid DNA from humans has been successfully inserted and expressed in bacteria.

Recombinant DNA technology uses a number of "tools" and components. Match each of the following to its definition. -polymerase chain reaction

During PCR, heating of DNA is required to

Manipulation of the genetic makeup of cells or whole organisms is known as

A small amount of DNA was located at a crime scene. Which one of the following techniques is most likely to be used to amplify the DNA so it can be identified more accurately?

Which one of the following is an example of "gene pharming"?

Recombinant DNA technology uses a number of "tools" and components. Match each of the following to its definition. -plasmid

After a strand of DNA has been cut with restriction enzymes, the pieces are attached again by the action of

A(n) ________ is a sequence that reads the same from left to right on one strand of DNA as it does from right to left on the other strand and are common recognition sequences for restriction enzymes.

Genetically engineered plants that contain high levels of beta-carotene are especially important additions to the diet because beta-carotene is converted to ________ in the human body.

According to the text, the "workhorses" of the genetic engineering industry are ________.

Both plants and animals can be manipulated to generate transgenic organisms, but the process is much easier with plants. Explain why it is more difficult to generate transgenic animals than plants.

________ is a useful technique in criminal investigations because humans contain many copies of repeating or junk sequences, the length of which can be unique to an individual.

Organisms that can contain genes introduced from other species are referred to as

Recombinant DNA technology uses a number of "tools" and components. Match each of the following to its definition. -DNA polymerase

Understanding why normal cells commit suicide (apoptosis) may be the key to treating some forms of cancer.

The insertion of human genes into human cells to treat a disease is known as gene ________.

To synthesize DNA in a laboratory, the enzyme called DNA ________ must be used to facilitate the addition of nucleotides on the new strand.

The first successful treatment of a genetic disorder by gene therapy was the curing of a 4-year-old girl who had severe combined immunodeficiency disease. Because the engineered cells did not live forever, this child supplemented her treatment with regular doses of

The process of producing pharmaceuticals in farm animals is called gene ________.