#Question id: 1471
#Unit 4. Cell Communication and Cell Signaling
Proto-oncogenes can change into oncogenes that cause cancer. Which of the following best explains the presence of these potential time bombs in eukaryotic cells?
#Question id: 1472
#Unit 4. Cell Communication and Cell Signaling
Which of the following components of the immune system destroys cancerous cells by punching holes in plasma membranes and triggering apoptosis?
#Question id: 1473
#Unit 4. Cell Communication and Cell Signaling
A cluster of tumor cells that produces and secretes growth factors to induce surrounding cells to grow and divide is showing which type of cell-to-cell signaling?
#Question id: 1474
#Unit 4. Cell Communication and Cell Signaling
Early observations of a cultured cell line indicated that the cells did not exhibit either density-dependent inhibition or anchorage dependence. What do these observations suggest about this cell line?
#Question id: 1475
#Unit 4. Cell Communication and Cell Signaling
Which of the following protein in C.elegans homolog of the human Bcl-2 protein?
#Question id: 1476
#Unit 4. Cell Communication and Cell Signaling
Which of the following are killer proteins required for cell death?