DNA Technology

Which of the following is a circular piece of DNA from bacteria that can hold a foreign gene?

• plasmid

• restriction enzyme

• ligase

• protein expression

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

• plasmid
• restriction enzyme
• ligase
• protein expression

Why are plasmids sometimes given an antibiotic resistance gene?

• So that scientists can make antibiotic resistant bacteria and make more money for pharmaceutical companies.

• So that scientists can create super bugs.

• So that scientists can identify which cells have the plasmid.

• So that scientists can kill the bacteria.

Which of the following terms describes the process of the uptake of recombinant plasmids into bacteria cells?

• DNA technology

• transferrence

• transformation

• plasmid

Which of the following model organisms is often used in DNA technology to make insulin?

• small squid

• mouse

• fruit fly

• E. coli

Tags

NGSS.HS-LS1-1

Restriction enzymes are found in nature inside:

• viruses
• bacteria
• animals
• plants

Which letter is the "gene of interest"?

• A

• B

• C

• D

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What would have caused the plasmid (B) to open?

• restriction enzyme
• ligase
• gene therapy
• sticky ends

The unpaired nucleotides produced by the action of restriction enzymes are referred to as

• sticky end.
• base sequence.
• single strands.
• restriction fragments.

How do EcoRI and BamHI differ?

• different blunt ends
• different restriction sites
• produce different proteins
• cut DNA