DNA Structure and Replication

What does DNA stand for?

• Deoxyribonacent Acid
• Dextroribonucleic Acid
• Deoxyribonucleic Acid
• Dinitrogen Acid

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

• Adenine
• Glycine
• Thymine
• Cytosine

What is the shape of DNA?

• Single helix
• Double helix
• Triple helix
• Double spiral

What base does thymine match with?

• Guanine
• Adipose
• Adenine
• Cytosine

What is the complementary DNA strand to the following strand; AACGT?

• CCTAC
• GGTAC
• TTGCA
• TTCGA

During which stage of the cell cycle is DNA replicated?

• Metaphase
• Interphase
• G2
• Anaphase

What does the DNA helicase do during replication?

• It builds the new DNA strand
• Glues the Okazaki fragments together
• Unwinds and unzips the DNA
• Sets the RNA primer for DNA polymerase

What does DNA polymerase do during replication?

• It builds the new DNA strand
• Unwinds and unzips the DNA
• Glues the Okazaki fragments together
• Sets the RNA primer for DNA helicase

What is the name of the sugar found in DNA?

• Deoxyribose
• Oxyclean
• Glucose
• Ribose

Which enzyme proofreads the new DNA strand during replication?

• DNA Polymerase
• DNA Helicase
• DNA Ligase
• DNA Primase