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TLS Online TPP Program

#Question id: 1362

That cancer cells often lack the gap junctions common to non-malignant cells of the same type is evidence that

#Unit 4. Cell Communication and Cell Signaling

  1. cancer is a disease of gap junctions.

  2. GJIC is an element of controlled cell growth.

  3. cancers all involve mutations in connexin genes.

  4. connexin is responsible for cell adhesion.

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TLS Online TPP Program

#Question id: 11805

#Unit 6. System Physiology – Plant

P-proteins from the genus Cucurbita consist of two major proteins: PP1, the phloem filament protein, and PP2, the phloem lectin. Both PP1 and PP2 are thought to be synthesized in_______A___________and transported via the_______B_________to the_______C______, where they associate to form P-protein filaments and P-protein bodies.
TLS Online TPP Program

#Question id: 32398

#Unit 1. Molecules and their Interaction Relevant to Biology

Nucleoside diphosphate kinase functions in association with
TLS Online TPP Program

#Question id: 10132

#Unit 6. System Physiology – Plant

Which of the following statements would be correct for photophosphorylation ?
TLS Online TPP Program

#Question id: 1743

#Unit 4. Cell Communication and Cell Signaling

The main costimulatory signal for activation of resting T-cells is provided by ligation of:
TLS Online TPP Program

#Question id: 4943

#Unit 11. Evolution and Behavior

In what way were conditions on the early Earth of more than 3 billion years ago different from those on todayʹs Earth?