Exam 1: PollEv Questions

Question 1

What are some characteristics of cancer cells?
What makes a cancer cell different from a normal cell?

Answer 1

• monoclonal
• a normal cell that has gone selfish
• proliferates by itself

Question 2

What are epithelial cells

Answer 2

sheets of cells…

Question 3

Which types of cancer is breast cancer classified as?
A. melanoma
B. adenocarcinoma
C. Squamous cell carcinoma
D. teratoma

Answer 3

B. adenocarcinoma

Question 4

What result would you expect of tumors are polyclonal? (x-inactivation)

Answer 4

Tumor would be a mix of cells. some with maternal x inactivated and some with paternal x inactivated (mP and Mp)

Question 5

What factors are associated with increased and decreased lung cancer risk?

Answer 5

Increase:
- Man
- race
Decrease:
- Woman
- race

Question 6

What is more influential on your cancer risk? country of origin or your lifestyle?

Answer 6

lifestyle

Question 7

Interpreting data (Ch. 2, slide 28)

Answer 7

just be able to read/interpret blots and stuff

Question 8

T/F Some signaling pathways inhibit cell grow when they are actively signaling?

Answer 8

True

Question 9

What does TGFB do upon ligand binding?

Answer 9

allows for increased p15 levels