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TLS Online TPP Program

#Question id: 28568

Select the correct sequences of the phosphoryl group  transferred;

#Unit 5. Developmental Biology
  1. histidine residue of DhkC → aspartate of RR of Reg → histidine in phospho-transfer intermediate RdeA → aspartate of DhkC
  2. histidine residue of DhkC → aspartate of DhkC → histidine in phospho-transfer intermediate RdeA → aspartate of RR of Reg
  3. histidine residue of DhkC → aspartate of DhkC → aspartate of RR of Reg → histidine in phospho-transfer intermediate RdeA 
  4. histidine in phospho-transfer intermediate RdeA → histidine residue of DhkC → aspartate of DhkC → aspartate of RR of Reg
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TLS Online TPP Program

#Question id: 28174

#Unit 5. Developmental Biology

There are different modes of cell specification, except?
TLS Online TPP Program

#Question id: 19829

#Unit 12. Applied Biology

At the site of infection in plants accumulation of which compounds leads to host cell death
TLS Online TPP Program

#Question id: 28410

#Unit 5. Developmental Biology

Brain formation requires inhibiting pathways known as___
TLS Online TPP Program

#Question id: 8287

#Unit 9. Diversity of Life Forms

The following phylogeny shows six living species (a-f) and five ancestral (now extinct) species (#1-5). If the phylogeny had been developed on the basis of similarities in bone structure, which of the following predictions would you make in terms of the structure of a particular enzyme?
TLS Online TPP Program

#Question id: 12057

#Unit 7. System Physiology – Animal

A tsunami tidal wave hits the east coast of South America and the people living there are forced to drink unclean water. Within the next several days, a large number of people develop severe diarrhea and about half of these people expire. Samples of drinking water are positive for Vibrio cholerae. Which of the following types of ion channels is most likely to be irreversibly opened in the epithelial cells of the crypts of Lieberkühn in these people with severe diarrhea?