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TLS Online TPP Program

#Question id: 1425

During metastasis, cells may undergo an epithelial-to-mesenchymal transition whereby there is a(n):

#Unit 4. Cell Communication and Cell Signaling

  1. increase in cell polarity.

  2. loss of cell-cell-adhesion.

  3. down-regulation in the expression of the Snail and Twist transcription factors.

  4. decrease the production of proteases that digest the basement membrane

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TLS Online TPP Program

#Question id: 19360

#Unit 13. Methods in Biology

What does the M13 fragment in a phagemid contain?
TLS Online TPP Program

#Question id: 15736

#Unit 12. Applied Biology

In shoot regeneration which attribute may have an inhibitory effect on it
TLS Online TPP Program

#Question id: 11199

#Unit 7. System Physiology – Animal

The fastest possible conduction velocity of action potentials is observed in ________.
TLS Online TPP Program

#Question id: 5266

#Unit 8. Inheritance Biology

In conjugation the donor cell is recognized by the presence of
TLS Online TPP Program

#Question id: 18381

#Unit 12. Applied Biology

Which bacterial strain was improved by scientists to be able to degrade 2,4-dinitrotoluene and promote plant growth