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TLS Online TPP Program

#Question id: 6957

The effect of grafting an extra piece of notochord into a dorsal position adjacent to pre-somitic mesoderm is

#I Life Science/ Life Sciences Group – I-V
  1. the pre-somitic mesoderm will degenerate
  2. somites will form but fail to differentiate
  3. signals from the notochord will convert presumptive dermomyotome into sclerotome
  4. the somite will be converted almost entirely to muscle-forming cells
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TLS Online TPP Program

#Question id: 2333

#SCPH28 | Zoology

Which portion of a phospholipid molecule is repelled by water?
TLS Online TPP Program

#Question id: 1099

#SCPH01 Biochemistry

How does the toxin of Vibrio cholerae cause profuse diarrhea?
TLS Online TPP Program

#Question id: 14964

#SCPH05 I Biotechnology

The resistance of the tubercle bacillus to various factors is probably due to its
TLS Online TPP Program

#Question id: 2070

#SCPH05 I Biotechnology

The sodium-potassium pump is called an electrogenic pump because it:
TLS Online TPP Program

#Question id: 1730

#SCPH05 I Biotechnology

What is the T-cell ligand binding B7 on a professional antigen-presenting cell?