Medical Quiz

Biotechnology and Genetic Engineering Quiz

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Genetic manipulation by disrupting the function of a gene

A. Polymerase Chain Reaction

B. Gene Knockout

C. DNA Fingerprinting


Technique used that produces millions of copies of a specific DNA sequence in just a few hours.

A. Restriction Enzyme

B. Polymerase Chain Reaction

C. Restriction Map


Electrical current is used to separate a mixture of DNA fragments from each other.

A. Polymerase Chain Reaction

B. Gel Electrophoresis

C. DNA Fingerprinting

D. Cloning


Determining the order of DNA nucleotides in genes or in genomes.

A. Gene sequencing

B. gel electrophoresis

C. Proteomics


The study and comparison of all the proteins that result from an organism’s genome.

A. Proteomics

B. gel electrophoresis

C. recombinant DNA


What is a DNA fingerprint used for?

A. To identify an individual at the molecular level

B. To replicate DNA sequences

C. To cut DNA at specific sites

D. To glue DNA nucleotides together


What is a plasmid?

A. A type of virus that infects bacteria

B. Closed loops of DNA separate from the bacterial chromosome

C. A protein that binds to DNA

D. A segment of RNA used in PCR


What is recombinant DNA?

A. DNA that contains genes from more than one organism

B. DNA that has been cut by restriction enzymes

C. DNA that is used in gel electrophoresis


What does “transgenic” mean in genetics?

A. An organism with a mutation

B. An organism with one or more genes from another organism

C. A naturally occurring genetic variation


What is genetic engineering?

A. The study of genetic diseases

B. Changing an organism’s DNA to give it new traits

C. The natural selection of traits

D. The process of DNA replication


The replacement of a defective or missing gene, or the addition of a new gene, into a person’s genome to treat a disease

A. genetic therapy

B. gel electrophoresis

C. restriction map


Show the lengths of DNA fragments between restriction sites in a strand of DNA

A. Gel Electrophoresis

B. Restriction Map

C. Restriction Enzyme


Tools that allow scientists to study many genes, and their expression, at once.

A. DNA Microarray

B. gel electrophoresis

C. recombinant DNA


What is a clone?

A. A genetically identical copy of a gene or organism

B. A DNA sequence used in PCR

C. A type of restriction enzyme


What is a primer?

A. A long strand of RNA

B. A short segment of DNA that starts a new strand

C. An enzyme that cuts DNA

D. A protein that binds to DNA


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