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TLS Online TPP Program

#Question id: 15363

Epithelial-to-mesenchymal transition (EMT) is thought to play a crucial role during the process of metastasis in some cancers, Snail and Twist are the two transcription factors, function as EXCEPT

#Unit 4. Cell Communication and Cell Signaling
  1. reduce the expression of genes involved in cell migration
  2. trigger down-regulation of cell-adhesion factors
  3. increase the production of proteases
  4. Snail-G9a-Dnmts complex binds to the fructose-1,6-biphosphatase(FBP1) promoter and silences FBP1 expression in basal-like breast cancer
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TLS Online TPP Program

#Question id: 5559

#Unit 5. Developmental Biology

During fertilization, the acrosomal contents ________.
TLS Online TPP Program

#Question id: 33280

#Unit 2. Cellular Organization

During spindle assembly checkpoint, any kinetochore that is not properly attached to microtubules sends out a diffusible negative signal that blocks: 
TLS Online TPP Program

#Question id: 26810

#Unit 8. Inheritance Biology

Match the following;
TLS Online TPP Program

#Question id: 623

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of these statements about enzyme-catalyzed reactions is false?
TLS Online TPP Program

#Question id: 2003

#Unit 4. Cell Communication and Cell Signaling

The number of MHC protein combinations possible in a given population is enormous. However, an individual in that population has only a couple of MHC possibilities. Why?