Cell Cycle and Cancer

What is the purpose of the cell cycle?

• To create specialized cells

• To repair damaged cells

• To regulate cell growth

• To produce identical cells

What is the process called that creates special structures and functions in cells?

• Cell division

• Cell differentiation

• DNA replication

• Protein synthesis

Which type of stem cells can become any type of specialized cell?

• Embryonic stem cells

• Adult stem cells

• Undifferentiated stem cells

• Differentiated stem cells

What is the most basic unit of life that has all the characteristics of life?

• Organ

• Tissue

• Cell

• Organ system

What is the purpose of the G₁ phase in the cell cycle?

• Cell growth and protein synthesis

• DNA replication

• Cell division

• Chromosome condensation

What happens during the S phase of interphase?

• Chromosome condensation

• Cell growth and protein synthesis

• DNA replication

• Cell division

What is a chromatid?

• One half of a duplicated chromosome

• Two identical chromatids

• Ends of the DNA molecule

• A section of DNA that contains the instructions for making a protein

Which phase of mitosis involves the separation of sister chromatids?

• Prophase

• Metaphase

• Anaphase

• Telophase

What happens during telophase of mitosis?

• Chromosomes condense and become visible

• Nuclear membrane disappears

• Chromosomes decondense and start to look like chromatin again

• Spindle fibers break down

What is the division of the cytoplasm into 2 individual cells called?

• Mitosis

• Cytokinesis

• Interphase

• DNA replication