DNA Replication

What term is used to describe the shape of DNA?

• double helix

• single strand

• ribose

• twisty rope

What sugar is found in DNA?

• ribose

• deoxyribose

• phosphate

• sucrose

Which nitrogenous base pairs with Adenine in DNA?

• Cytosine

• Guanine

• Thymine

• Adenine

What are the three parts of a nucleotide?

• sugar, phosphate and nitrogenous base

• sugar, nitrogen, and glucose

• phosphate, nitrogenous base, uracil

• adenine, thymine, guanine

What type of bond holds the two strands of DNA together?

• ionic bond

• covalent bond

• peptide bond

• hydrogen bond

Structure: Which of the following best describes the arrangement of the sides of the DNA molecule

• Bonding

• Alternating

• Anitparallel

• Parallel

Enzymes: The enzyme that unwinds the DNA to prepare for replication

• helicase

• replicase

• polymerase

• synthase

Enzymes: Which enzyme is responsible for adding nucleotides?

• Topoisomerase

• DNA Polymerase

• Ligase

• Primase

Enzymes: Enzyme that connects the DNA to the backbone (glues)

• Ligase

• Polymerase

• Helicase

• Primase

Enzymes: #3 in the photo is what enzyme? Hint: It tells DNA Polymerase where to start.

• Ligase

• Helicase

• Polymerase

• Primase

Tags

NGSS.HS-LS1-1