DNA Replication

Which of the following is NOT a nitrogenous base found in DNA?

• Thymine

• Cytosine

• Guanine

• Adenine

• Uracil

What keeps bases bonded together in the double helix?

• DNA Super Glue

• Hydrogen bonds

• Carbon bonds

• The sugar-phosphate backbone

Which enzyme "glues" the Okazaki fragments together?

• DNA Polymerase

• Primase

• Helicase

• Ligase

Which enzyme lays down the primers for other enzymes to find the DNA strand?

• DNA Polymerase

• Primase

• Helicase

• Optimus Prime

Which enzyme lays down the new nucleotides on the growing DNA strand?

• DNA Polymerase

• Primase

• Helicase

• Ligase

Which enzyme "unzips" the DNA strand to prepare it for replication?

• DNA Polymerase

• Primase

• Helicase

• Zippy the enzyme

Where is DNA stored in Eukaryotic cells?

Where is DNA/RNA stored in Prokaryotic cells like bacteria?

Why did Dolly the Sheep die so young?

• Her telomeres were those of an adult sheep when she was born

• Her DNA drifted outside the nucleus so it could not be replicated

• Her cells developed cancer which spread all over her body

• Her helicase enzyme stopped being able to unzip the DNA for replication

Tags

NGSS.HS-LS3-2

Do you support cloning?

• No

• Yes

• As long as we aren't cloning humans

Tags

NGSS.HS-LS3-2

NGSS.HS-LS3-1