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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: 10993

#SCPH06 I Botany

A 70-year-old man was had the following EKG during his annual physical exam. What is his Q-T interval?
TLS Online TPP Program

#Question id: 749

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

Which of the following is correct for the A form of DNA structures?
TLS Online TPP Program

#Question id: 13052

#SCPH28 | Zoology

What would be the effect on the PCR reaction if any of the following circumstances arose: 1) there are no primers in the reaction, 2) there are no dNTPs in the reaction, 3) there is no Taq polymerase in the reaction?
TLS Online TPP Program

#Question id: 2997

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

Composed of population of cell that at the same stage of their cell cycle
TLS Online TPP Program

#Question id: 1585

#SCPH01 Biochemistry

Both lysozyme and cytotoxic T cells