Biology Lessons 6-7, 10-12 Quiz: Cell Cycle Checkpoints and Cell Death
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Questions and Answers

What are the 3 checkpoints in the cell cycle?

G1-S, G2-M, Metaphase-anaphase

What is the consequence of DNA not being intact at the G1-S checkpoint?

Cell division will not occur

Describe the process of necrosis.

Cell is assassinated, contents leak out, often irritating surrounding cells

What is the significance of apoptosis in cell death?

<p>Cells break down in an organized manner, contents are packaged and distributed for other cells to use</p> Signup and view all the answers

What is cancer, and what causes it?

<p>When cells ignore cell cycle stop signs, caused by several mutations</p> Signup and view all the answers

Define a benign tumor and explain its characteristics.

<p>A benign tumor is not cancerous and stays in one spot. It may grow larger and crowd nearby cells, impairing normal function.</p> Signup and view all the answers

What is metastasis in the context of cancer?

<p>Metastasis is the spread of cancer cells from the initial location to another part of the body through the blood or lymph system.</p> Signup and view all the answers

Explain the process of cell specialization and differentiation.

<p>Cell specialization is the process by which cells develop into cells that have specific functions within a multicellular organism. Cell differentiation is the process by which cells become specialized.</p> Signup and view all the answers

What are carcinogens and provide examples of them?

<p>Carcinogens are agents that can cause DNA mutation. Examples include radiation (UV ray), virus (HPV), and chemical (tobacco cigarettes).</p> Signup and view all the answers

Describe the treatment methods for cancer mentioned in the text.

<p>The treatment methods for cancer include Radiation Therapy, Chemotherapy, and Surgery. Radiation therapy uses radiation to kill cancer cells, chemotherapy involves chemical drugs, and surgery aims to remove tumors.</p> Signup and view all the answers

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