#Question id: 1494
#Unit 4. Cell Communication and Cell Signaling
Of agents that can act as either initiators or promoters, which can be mutagenic?
#Question id: 1495
#Unit 4. Cell Communication and Cell Signaling
In some breast cancers, estrogen acts as a(n):
#Question id: 1496
#Unit 4. Cell Communication and Cell Signaling
Cancers that arise due to mutated tumor suppressor genes require that
#Question id: 1497
#Unit 4. Cell Communication and Cell Signaling
In children with retinoblastoma, the chromosomal deletion that is present in all of their cells indicates that the chromosomal aberration:
#Question id: 1498
#Unit 4. Cell Communication and Cell Signaling
Would you expect to find that the cells of children with nonfamilial (i.e., sporadic) retinoblastoma have the chromosomal deletion referred to in number (9) above?
#Question id: 1499
#Unit 4. Cell Communication and Cell Signaling
The normal protein product of the RB gene acts as an: