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TLS Online TPP Program

#Question id: 28383

In the case of recessive mutant of Antennapedia, the gene fails to be expressed in the second thoracic segment, then what will cause?

#Unit 5. Developmental Biology
  1. no phenotypic effect
  2. Antennapedia gene is expressed in head region only and thus promotes leg-like structure in head socket
  3. Antennapedia gene is expressed in the head as well as in thorax
  4. antennae sprout in the leg positions
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TLS Online TPP Program

#Question id: 1491

#Unit 4. Cell Communication and Cell Signaling

All cancer-causing agents identified thus far have what feature in common?
TLS Online TPP Program

#Question id: 1492

#Unit 4. Cell Communication and Cell Signaling

Cancer is said to be monoclonal. What does that mean?
TLS Online TPP Program

#Question id: 1493

#Unit 4. Cell Communication and Cell Signaling

In what way is tumor progression like biological evolution?
TLS Online TPP Program

#Question id: 1494

#Unit 4. Cell Communication and Cell Signaling

Of agents that can act as either initiators or promoters, which can be mutagenic?
TLS Online TPP Program

#Question id: 1495

#Unit 4. Cell Communication and Cell Signaling

In some breast cancers, estrogen acts as a(n):
TLS Online TPP Program

#Question id: 1496

#Unit 4. Cell Communication and Cell Signaling

Cancers that arise due to mutated tumor suppressor genes require that