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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):

#SCPH28 | Zoology

  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: 941

#SCPH05 I Biotechnology

Which of the following is an amide-containing amino acid?
TLS Online TPP Program

#Question id: 1684

#SCPH05 I Biotechnology

What are the molecules mediating signal transduction following antigen binding to cell surface immunoglobulin on a B-cell called?
TLS Online TPP Program

#Question id: 1711

#I Life Science/ Life Sciences Group – I-V

On entering a germinal center, the primary B-blasts grow exponentially to form which cell type in the dark zone?
TLS Online TPP Program

#Question id: 3263

#SCPH28 | Zoology

From an evolutionary point of view, plant tendrils derived from leaves and those derived from stems are examples of
TLS Online TPP Program

#Question id: 2080

#I Life Science/ Life Sciences Group – I-V

Which of the following factors would tend to increase membrane fluidity?