PCR is a DNA amplifying in vivo method.

False

At what temperature, more or less, does the denaturation of DNA double helix take place

94˚

The temperature at which DNA synthesis takes place is 72˚C.

True

Human DNA profiles can be used to identify the origin of a DNA sample at a crime scene or test for parentage.

True

In gel electrophoresis, an electric current is applied across the gel so that one end of the gel has a positive charge and the other end has a negative charge. DNA has a positive charge so the wells will be placed on the negative charged side to be able to migrate across the gel.

False