Question

station ii: cell cycle and cancer
complete the activity on this station’s card and answer the following questions.

1. what does this video define cancer as?

changes in cells that lead to uncontrolled cell division

1. what is the name of a mass of cells that uncontrolled cell growth creates?
2. what type of tumors cause cancer?
3. what happens when cells break off a malignant tumor?
4. what are some risk factors for cancer?

Explanation:

1. Based on standard cell biology definitions, cancer arises from cellular changes disrupting division regulation.
2. A mass from uncontrolled cell growth is defined as a tumor.
3. Malignant tumors invade surrounding tissue and spread, causing cancer.
4. Cells breaking off a malignant tumor spread to other body parts, forming new tumors (metastasis).
5. Common cancer risk factors include genetic, lifestyle, environmental, and age-related factors.

Answer:

1. Cancer is defined as changes in cells that lead to uncontrolled cell division.
2. Tumor
3. Malignant tumors
4. The cells spread to other parts of the body and form new tumors (metastasis).
5. Examples include genetic predisposition, tobacco use, excessive alcohol consumption, exposure to UV radiation or carcinogens, advanced age, and certain viral infections.