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TLS Online TPP Program

#Question id: 11370

E. coli cells typically make most of their ATP by metabolizing glucose. Under the conditions of this experiment, what should be true of E. coliʹs generation

time (especially early in the course of the experiment, but less so later on)?

#Unit 9. Diversity of Life Forms
  1. Generation time should be the same as in the typical environment.
  2. Generation time should be faster than in the typical environment.
  3. Generation time should be slower than in the typical environment.

  4. It is theoretically impossible to make any predictions about generation time, under these conditions

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TLS Online TPP Program

#Question id: 8687

#Unit 9. Diversity of Life Forms

Your professor wants you to construct a phylogenetic tree of orchids. She gives you tissue from seven orchid species and one lily. What is the most likely reason she gave you the lily?
TLS Online TPP Program

#Question id: 23195

#Unit 13. Methods in Biology

Electron microscopy under optimal conditions can provide a resolution of upto 
TLS Online TPP Program

#Question id: 10369

#Unit 6. System Physiology – Plant

Which type of the nitrogen-fixing bacteria are thought to maintain a low oxygen concentration (microaerobic conditions) through their high levels of respiration
TLS Online TPP Program

#Question id: 18991

#Unit 13. Methods in Biology

Which of the following is not true about High pressure liquid chromatography (HPLC)? 
TLS Online TPP Program

#Question id: 1856

#Unit 4. Cell Communication and Cell Signaling

Influenza vaccines usually contain antigens from how many different strains of influenza virus?