#Question id: 1422
#Unit 4. Cell Communication and Cell Signaling
In cells that have been signaled to die via TNF-a receptor signaling but lack caspase-8 activity:
#Question id: 1423
#Unit 4. Cell Communication and Cell Signaling
Which of the following is a characteristic of malignant tumors?
#Question id: 1424
#Unit 4. Cell Communication and Cell Signaling
Gain-of-function mutations in which of the following genes typify colorectal carcinomas?
#Question id: 1425
#Unit 4. Cell Communication and Cell Signaling
During metastasis, cells may undergo an epithelial-to-mesenchymal transition whereby there is a(n):
#Question id: 1426
#Unit 4. Cell Communication and Cell Signaling
Which of the following promotes angiogenesis?
#Question id: 1427
#Unit 4. Cell Communication and Cell Signaling
In females, all the cells in a tumor have the same inactive X chromosome. The reason for this is that: