Enzyme and DNA Quiz

What is the effect of denaturing on an enzyme?

• It enhances enzyme activity.

• It causes the enzyme to lose functionality.

• It stabilizes the enzyme structure.

• It increases enzyme production.

What are the extreme conditions that can affect the structure of an enzyme?

• Light and sound

• Pressure and humidity

• pH and temperature

• Altitude and depth

What is the purpose of Polymerase Chain Reaction (PCR)?

• To break down proteins

• To make billions of copies of a specific DNA sequence

• To synthesize lipids

• To measure enzyme activity

Which enzyme is used in PCR for its thermo-stable properties?

• Amylase

• Lipase

• Taq polymerase

• Lactase

What are the four building blocks (nucleotides) of DNA?

• Adenine, Thymine, Cytosine, Guanine

• Adenine, Uracil, Cytosine, Guanine

• Thymine, Uracil, Cytosine, Guanine

• Adenine, Thymine, Uracil, Guanine

What is the relationship between the two strands in a DNA molecule?

• Identical

• Complementary

• Random

• Parallel

What is the primary function of DNA?

• To store energy

• To provide structural support

• To contain instructions for the development of an organism

• To transport oxygen

What is the central dogma of molecular biology?

• RNA to DNA to protein

• DNA to RNA to protein

• Protein to RNA to DNA

• DNA to protein to RNA

What is the structure of DNA?

• Single helix

• Double helix

• Triple helix

• Quadruple helix

What is coding DNA responsible for?

• Encoding instructions for building proteins

• Providing energy for cellular processes

• Storing lipids

• Transporting nutrients