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TLS Online TPP Program

#Question id: 12004

The figure above shows the distribution of 10 plant species that grow along a regular environmental gradient, such as depth of the water table in a river valley. All other environmental factors are similar. This figure demonstrates that


#Unit 10. Ecological Principles
  1. Species richness increases along the gradient from A to E 
  2. Species richness decreases along the gradient from A to E 
  3. Discrete communities are formed at sites D and E
  4. Discrete communities are formed at sites A, C, and D
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TLS Online TPP Program

#Question id: 817

#Unit 1. Molecules and their Interaction Relevant to Biology

The aggregation of nonpolar side chains in the interior of a protein is favored by
TLS Online TPP Program

#Question id: 11156

#Unit 9. Diversity of Life Forms

Species that are not closely related and that do not share many anatomical similarities can still be placed together on the same phylogenetic tree by comparing their
TLS Online TPP Program

#Question id: 3307

#Unit 11. Evolution and Behavior

Which of the following conditions is not necessarily be fulfilled to trigger natural selection
TLS Online TPP Program

#Question id: 2660

#Unit 2. Cellular Organization

In the lactose operon, the molecule that causes the repressor to fall off the promoter is which of the following?
TLS Online TPP Program

#Question id: 18993

#Unit 13. Methods in Biology

Which of the following is not true about solvent programming which is done in high performance liquid chromatography?