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Questions and Answers
What phase of the cell cycle involves separation of sister chromatids?
What phase of the cell cycle involves separation of sister chromatids?
- Interphase
- Metaphase
- Prophase
- Anaphase (correct)
Which of the following is a characteristic of cancer cells?
Which of the following is a characteristic of cancer cells?
- Have normal number of chromosomes
- Differentiate effectively
- Do not respond to inhibitory signals (correct)
- Undergo apoptosis
What is the process by which cancer cells export themselves to form new tumors?
What is the process by which cancer cells export themselves to form new tumors?
- Metastasis (correct)
- Differentiation
- Angiogenesis
- Apoptosis
In the context of cancer, what is a benign tumor characterized by?
In the context of cancer, what is a benign tumor characterized by?
Which phase of the cell cycle involves the replication of DNA?
Which phase of the cell cycle involves the replication of DNA?
What is the major factor contributing to the development of melanomas?
What is the major factor contributing to the development of melanomas?
What process is activated by internal or external signals and leads to the programmed cell death?
What process is activated by internal or external signals and leads to the programmed cell death?
What term describes the fragments of a cell remaining after apoptosis, which are engulfed by white blood cells?
What term describes the fragments of a cell remaining after apoptosis, which are engulfed by white blood cells?
Which of the following is the correct sequence of phases in the cell cycle?
Which of the following is the correct sequence of phases in the cell cycle?
In which phase of mitosis do the sister chromatids line up at the center of the cell?
In which phase of mitosis do the sister chromatids line up at the center of the cell?
What is the term for the phenomenon where cancer cells do not respond normally to the body's control mechanisms?
What is the term for the phenomenon where cancer cells do not respond normally to the body's control mechanisms?
What correctly describes cytokinesis in a plant cell compared to an animal cell?
What correctly describes cytokinesis in a plant cell compared to an animal cell?
What happens if DNA integrity is not checked during the G₁ checkpoint?
What happens if DNA integrity is not checked during the G₁ checkpoint?
Which checkpoint verifies that all chromosomes are attached to spindles?
Which checkpoint verifies that all chromosomes are attached to spindles?
How do cyclins affect the cell cycle?
How do cyclins affect the cell cycle?
What happens if the proper growth signals are not present during the G₁ checkpoint?
What happens if the proper growth signals are not present during the G₁ checkpoint?
What role does the hormone estrogen play in the cell cycle?
What role does the hormone estrogen play in the cell cycle?
What is the relationship between the cell cycle and cancer?
What is the relationship between the cell cycle and cancer?
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