Biotechnology

Which of the following is a protein that acts as DNA "scissors"?

• plasmid

• restriction enzyme

• ligase

• protein expression

Gel electrophoresis enables scientists to

• separate DNA fragments.
• combine DNA fragments.
• count the genes in DNA.
• insert DNA in cells.

Based on these results whose blood was found in the blood stain at the crime scene?

• Bob

• Sue

• John

• Lisa

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In gel electrophoresis, smaller DNA move . . . 

• farther and faster

• as slow as a turtle

• to the negative side of the gel

• to the positive side of the gel

Which best describes a primary goal of the Human Genome Project (HGP)?

• Track genetic disorders and use the information for preventative measures

• To create discrimination against genetically flawed individuals

• To introduce new diseases to society

• To create millions of genetically identical individuals

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What is the primary reason that scientists use restriction enzymes?

• To speed up the electrical current that separates DNA fragments

• Restriction enzymes are used when the whole chromosome is too large to study easily

• To help produce millions or billions of copies of a DNA fragment

• All of the above

__________________________ is used to create a picture from the results of gel electrophoresis and reveals the unique patterns in a person's DNA.

• RNA Eye Test

• DNA Fingerprinting

• Echolocation

• Gene Splicing

What does the abbreviation "PCR" stand for?

• Polymerase Chronic Reagent

• Principle Chronic Reliability

• Polymerase Chain Reaction

• Probably Cannot React

What is a primary benefit/use of polymerase chain reactions?

• To produce millions to billions of copies of a specific RNA sequence

• To produce millions to billions of copies of a specific DNA sequence

• To add nucleotides to a DNA sequence

• To sabotage the DNA fingerprinting process so that it is unreliable

The cloning process creates a gene or organism with the identical ________ as the original.

• Personality

• Physical appearance

• Intelligence level

• Genetic material

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