Cell Cycle and Nucleic Acids Quiz

Which phase of the cell cycle is primarily responsible for the replication of DNA?

• G1 phase

• S phase

• G2 phase

• M phase

What is the main function of nucleic acids in cells?

• Energy storage

• Catalyzing reactions

• Storing and transmitting genetic information

• Providing structural support

Which of the following best describes the structure of DNA?

• Single-stranded helix

• Double-stranded helix

• Triple-stranded helix

• Quadruple-stranded helix

What is the primary function of chromosomes in cells?

• Energy production

• Protein synthesis

• Genetic information storage and transmission

• Cell membrane formation

Explain how the structure of DNA allows it to be replicated accurately.

• The double helix structure allows for easy separation of strands.

• The single-stranded structure allows for easy replication.

• The triple helix structure ensures accuracy.

• The quadruple helix structure prevents errors.

Which phase of the cell cycle involves the division of the cell's nucleus?

• G1 phase

• S phase

• G2 phase

• Nuclear Division (M Phase)

Identify the components of a chromosome.

• DNA and proteins

• RNA and lipids

• Proteins and lipids

• Carbohydrates and lipids

Describe the process of mitosis in the cell cycle.

• The cell grows and duplicates its DNA.

• The cell divides its cytoplasm and organelles.

• The cell divides its nucleus and genetic material.

• The cell undergoes programmed cell death.

What is the significance of the G2 phase in the cell cycle?

• DNA replication occurs.

• The cell prepares for mitosis.

• The cell undergoes cytokinesis.

• The cell performs normal functions.

Which macromolecule is used for storing genetic information?

• Protein

• Lipid

• Carbohydrate

• Nucleic Acid