Bio Starter #55

What do restriction enzymes do to DNA?

• Change the genetic code of DNA
• Cut or cleave DNA at specific sequences
• Join DNA strands together
• Prevent DNA replication

Does the image show a blunt end or sticky end after the restriction enzyme cut the DNA?

• Blunt

• Sticky

Does the image show blunt ends or sticky ends after the restriction enzyme cut it?

• Blunt end

• Sticky end

Which of the following is NOT a step of how gel electrophoresis?

• Mixing the DNA samples with a loading dye
• Adding a gel for the DNA to run through.

• Running an electric current through the gel
• Cutting the DNA samples using restriction enzymes

Define what a DNA Fingerprint is.

• A type of fingerprint made from ink and paper
• A method of identifying individuals based on their hair color
• A pattern of fingerprints found on DNA molecules
• A unique pattern of DNA sequences that can be used to identify individuals.