Sequencing Genetics

What enzyme is used to copy DNA

• Ligase

• Helicase

• Primase

• Polymerase

What do terminating bases do when added to a growing DNA strand?

• Shorten it

• Lengthen it

• Stop it

• Destroy it

When DNA is sorted through electrophoresis, which strands travel furthest?

• Longest

• Shortest

• Most negitive

• Most Hydrogen bonds

What is the correct sequence that corresponds with this DNA sequencing chromatogram?

• TCATGGCA

• AGCACCGT

• CACGTTGC

• CTGCAACA

Gel electrophoresis enables scientists to

• separate DNA fragments.
• combine DNA fragments.
• count the genes in DNA.
• insert DNA in cells.

DNA has a _________ charge.

• positive

• opposite

• negative

• attractive

This image is an example of which DNA Technology process?

• PCR
• Blotting
• Gel Electrophoresis
• Cloning