LS1.3 Vocabulary Quiz

What allows for condensed and efficient storage of genetic information as well as efficient self-replication?

• RNA
• DNA
• Protein
• Carbohydrates

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

• Adenine

• Uracil

• Cytosine

• Guanine

What is Chargaff’s rule regarding complementary base pairs?

• Adenine (A) pairs with Thymine (T) and Cytosine (C) pairs with Guanine (G).
• Adenine (A) pairs with Cytosine (C) and Thymine (T) pairs with Guanine (G).
• Adenine (A) pairs with Uracil (U) and Cytosine (C) pairs with Thymine (T).
• Adenine (A) pairs with Guanine (G) and Cytosine (C) pairs with Thymine (T).

Which enzymes regulate the process of DNA replication?

• RNA polymerase, RNA helicase, RNA primase, and RNA ligase
• DNA polymerase, DNA helicase, DNA primase, and DNA ligase
• Protein kinase, Protein helicase, Protein primase, and Protein ligase
• Lipase, Amylase, Protease, and Cellulase

In which direction does DNA replication progress?

• 5' to 3'

• 3' to 5'

Which enzyme is responsible for unzipping the DNA double helix during replication?

• DNA polymerase

• Helicase

• Ligase

• Ribosome

What role do nucleotides play in DNA replication?

• They break down the DNA molecule.

• They act as enzymes to speed up the process.

• They are the building blocks that form the new DNA strands.

• They transport DNA molecules out of the nucleus.

What is the result of DNA replication?

• One new DNA molecule and one old DNA molecule

• Two completely new DNA molecules

• Two identical DNA molecules, each with one new and one old strand

• A single, larger DNA molecule

This image shows that DNA Replication is _______.

• Conservative
• Semiconservative
• Dispersive
• Spontaneous

What enzyme is primarily responsible for adding nucleotides to a new DNA strand during replication?

• Helicase

• DNA polymerase

• Ligase

• RNA polymerase