CSI Wildlife Check in

Front

What is the purpose of adding enzymes to DNA in electrophoresis?

Back

To cut the DNA into fragments.

Front

What does it mean to amplify a molecule like DNA?

Back

To repeatedly copy the molecule until there are billions of copies present.

Front

Which bear species are most closely related?

Back

Bear 1 and Bear 3.

Front

Why do DNA fragments travel away from the negative electrode in gel electrophoresis?

Back

DNA is negatively charged, so it is attracted to the positive end of the unit.

Front

What is a collection of DNA fragments used to identify genetically unique individuals called?

Back

DNA Fingerprint.

Front

What is gel electrophoresis?

Back

A technique used to separate DNA fragments based on their size.

Front

What is the charge of DNA molecules?

Back

Negatively charged.

Front

What is the role of agarose gel in electrophoresis?

Back

To act as a medium through which DNA fragments can move.

Front

What is a DNA ladder?

Back

A set of known DNA fragments used as a reference in gel electrophoresis.

Front

What is the significance of DNA amplification in forensic science?

Back

It allows for the creation of enough DNA for analysis from a small sample.