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TLS Online TPP Program

#Question id: 12245

The graph above illustrates a simplified description of the effect of disturbance on species diversity. Which of the following best explains the graph?

#Unit 10. Ecological Principles
  1. Productivity is enhanced at intermediate levels of disturbance. 
  2. Stabilizing selection occurs at intermediate levels of disturbance.
  3. The interaction of physical factors and biological competition increases diversity at intermediate levels of disturbance.
  4. Directional selection is enhanced by increased disturbance
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TLS Online TPP Program

#Question id: 19803

#Unit 12. Applied Biology

Cowpea trypsin inhibitor (cpti), serine protease inhibitor (aprotinin), are all used as alternative insecticidal proteins. They are inhibitors of 
TLS Online TPP Program

#Question id: 23561

#Unit 13. Methods in Biology

General steps in the generation of a recombinant DNA molecule in the laboratory include
TLS Online TPP Program

#Question id: 1062

#Unit 4. Cell Communication and Cell Signaling

Using phages to treat a bacterial infection is an interesting idea because
TLS Online TPP Program

#Question id: 908

#Unit 1. Molecules and their Interaction Relevant to Biology

Molecular chaperones are a class of proteins that play a role
TLS Online TPP Program

#Question id: 12967

#Unit 10. Ecological Principles

Which of the following is the best explanation for why net primary productivity in terrestrial ecosystems tends to increase toward the tropics?