90. Which of the following is not an example of a genetic modification in an organism?

A. Corn with a built in fertilizer

B. Strawberries which don't freeze

C. Soybeans which are resistant to pathogens

D. Cows which make human growth hormones

E. Pigs which can make organs for humans



91. Which of the following is a reason why the genetic modification of organisms works?

A. All species are genetically the same

B. All species produce the same proteins

C. All species share many similar genes and proteins

D. Different species of organisms freely swap genetic information

E. It is easy to genetically modify an organism



92. Making identical copies of the same gene is referred to as:

A. Plasmid cloning

B. Proteome cloning

C. Gene cloning

D. Genome cloning

E. Polymorphic cloning



93. If you were studying DNA which comes from two or more different sources, you would be studying:

A. Proteomic DNA

B. Recombinant DNA

C. Polymorphic DNA

D. Polymerase DNA

E. Combined DNA



94. The bacterial vector used for human genes is the:

A. Plasmid

B. Retrovirus

C. Protoplast

D. Virus

E. Silicon-carbide needles



95. What is the function of a restriction enzyme in genetic engineering?

A. Make millions of copies of a specific segment of DNA

B. Carry DNA into a new cell

C. Link together newly joined fragments of DNA

D. Cut DNA into many fragments

E. Separate fragments of DNA by their length and electrical charge



96. What is the function of DNA ligase in genetic engineering?

A. Cut DNA into many fragments

B. Carry DNA into a new cell

C. Link together newly joined fragments of DNA

D. Make millions of copies of specific segments of DNA

E. Separate fragments of DNA by their length and electrical charge



97. If you were a biologist and wanted to perform recombinant DNA experiments, which of the following enzymes would you need?

A. RNA polymerase and DNA ligase

B. DNA polymerase and RNA polymerase

C. Restriction enzymes and DNA ligase

D. DNA polymerase and restriction enzymes

E. RNA polymerase and restriction enzymes



98. What is the function of a vector in genetic engineering?

A. Cut DNA into many fragments

B. Carry DNA into a new cell

C. Link together newly joined fragments of DNA

D. Make millions of copies of specific segments of DNA

E. Separate fragments of DNA by their length and electrical charge



99. Which statement is not true about the recombinant DNA technique?

A. A vector can be used to bring the recombinant DNA into the host cell

B. A vector is used to release the product from the host cell

C. Foreign DNA is inserted into the host cell

D. A product that is not normally produced by the host cell is synthesized

E. The foreign gene is replicated whenever the cell duplicates