5 Written questions
5 Matching questions
- Extracellular survival signals
- Its own proliferation or decrease its death
- 1. Carcinoma
- a What are three examples of malignant Cancers?
- b The rate of mutation is balanced against death, since an excessive mutation rate would lead to what?
- c In each step, a cell accumulates a mutation that acts to enhance what?
- d Replicative cell senescence is controlled by what, an enzyme required for the maintenance of the repeative ends of
- e A small number of micrometastases are able to grow in the new environment, with its absence of what?
5 Multiple choice questions
- What a carcinogen that causes latent genetic damage, damage that sets the stage for an increased incidence of cancer if exposed to additional cancer inducing agents at a later time?
- What are agents known to cause cancer?
- If humans lived long enough, would mutations accumulate to the extent that all individuals will acquire cancerous cells?
- Tumor promoters are chemical agents which by themselves are not mutagenic but have been shown to induce cancer by activating what?
- Most proliferating cells are deficient in telomerase activity. What happens to the telomere ends with each DNA replication cycle?
5 True/False questions
Initial genetic mutation(s) introduced by chemical exposure → It is the accumulation of mutations over time, in addition to what, are necessary to induce cancerous cells?
The invasion of tumor cells into other tissue → What is the defining property of metastasis?
Pro-angiogenic factors → What kind of tumors give rise to metastases making the cancer difficult to eliminate?
Carcinogenesis → What is a malignant cancer arising from epithelial cells?
It binds guanine residues in DNA. It generates DNA adducts → Cytochrome P450 converts toxins into what?