Round 2: DNA Quick Quiz

What are the 4 nitrogen bases?

• adenine, thymine, cytosine, and glucose

• adenine, thymine, cytosine, and gylcerol

• adenine, thymine, cytoplasm, and guanine

• adenine, thymine cytosine, and guanine

Guanine bonds with

• Adenine

• Guanine

• Thymine

• Cytosine

What are the nucleotides made of?

• Phosphate, Adenine, nitrogen base

• Phosphate, Nitrogen, Adenine

• Thymine, Adenine, Cytomine

• Sugar, Phosphate, nitrogen base

What are the nucleotides made of?

• Phosphate, Nitrogen, Adenine

• Sugar, Phosphate, nitrogen base

• Thymine, Adenine, Cytomine

• Phosphate, Adenine, nitrogen base

This picture is illustrating the ____ nature of DNA.

• helical

• anti-parallel

• deoxyribosic

• radioactive

Which enzyme fixes the Okazaki fragments in the lagging strand?

• Ligase

• Polymerase

• Helicase

• Primerase

Which enzyme is responsible for adding nucleotides?

• Ligase

• Topoisomerase

• DNA Polymerase

• Primase

Which sequence of DNA bases would pair with this partial strand CAT TCA CTG

• TAC ACT GTC

• ATG TGA CAG

• GTA AGT GAC

• CAT TCA CTG

Which is the fourth step?

• RNA Primase lays down RNA primer for new nucleotide bases.

• DNA Helicase unwinds original DNA strand

• DNA polymerase builds new strands by bring in new nucleotide bases.

• Ligase knits together fragments on lagging strand

Which is the third step?

• RNA Primase lays down RNA primer for new nucleotide bases.

• DNA Helicase unwinds original DNA strand

• Ligase knits together fragments on lagging strand

• DNA polymerase builds new strands by bring in new nucleotide bases.