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TLS Online TPP Program

#Question id: 20330

What does the LuxR gene do?

#Unit 4. Cell Communication and Cell Signaling
  1. an repressor protein that is terminate the transcription when it is in a complex with its ligand AHL
  2. an activator protein that is only able to turn on transcription when it is in a complex with its ligand S-adenosylmethionine (SAM)
  3. an activator protein that is only able to turn on transcription when it is in a complex with its ligand AHL
  4. an repressor protein that is terminate the transcription when it is in a complex with its ligand S-adenosylmethionine (SAM)
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TLS Online TPP Program

#Question id: 21277

#Unit 12. Applied Biology

Which one of the following is a carbon nanotube bent in a torus shape that is doughnut shape?
TLS Online TPP Program

#Question id: 11280

#Unit 10. Ecological Principles

Ecosystem services include processes that increase the quality of the abiotic environment. Which of the following processes would fall under this category?
TLS Online TPP Program

#Question id: 18391

#Unit 12. Applied Biology

Detoxification of organophosphate pesticides in the environment is performed by
TLS Online TPP Program

#Question id: 9271

#Unit 6. System Physiology – Plant

Chlorophylls a and b are abundant in green plants, and c and d are found in some protists and cyanobacteria. A number of different types of bacteriochlorophyll have been found; which type of chlorophyll is the most widely distributed, shows the distribution of pigments in different types of photosynthetic organisms;
TLS Online TPP Program

#Question id: 23368

#General Aptitude

The combination of computing, telecommunications and media in a digital atmosphere is referred to as: