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TLS Online TPP Program

#Question id: 6962

In which way is the organizer region of the sea urchin similar to that in frogs?

#I Life Science/ Life Sciences Group – I-V
  1. The organizer induces the dorso-ventral axis.
  2. The organizer forms near the dorsal lip of the blastopore.
  3. The organizer accumulates -catenin, which in turn activates the expression of cell-cell signaling molecules.
  4. The organizer will become the mesoderm.
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TLS Online TPP Program

#Question id: 673

#SCPH01 Biochemistry

How many complete turns are there in an ideal α-helix that contains 15 amino acids and has a pitch of 0.54 nm and a rise of 0.15 nm?
TLS Online TPP Program

#Question id: 27995

#Research Methodology

What is ‘Ex post facto research’?
TLS Online TPP Program

#Question id: 6972

#SCPH28 | Zoology

Sodium ions influx and passive water movement result in fluid-filled blastocoel in __________embryos.
TLS Online TPP Program

#Question id: 851

#SCPH05 I Biotechnology

Methods is the Rosetta program, formulated by David Baker. To satisfy the program’s computational needs, a volunteer network of ∼100,000 computers, known as Rosetta@home, provides the 500,000 or so hours of processing time required to generate a structure;
TLS Online TPP Program

#Question id: 12932

#SCPH28 | Zoology

Why mRNA cannot be used directly in cloning?