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TLS Online TPP Program

#Question id: 13172

The main reason polar regions are cooler than the equator is because

#Unit 10. Ecological Principles
  1. There is more ice at the poles. 
  2. Sunlight strikes the poles at an lower angle. 
  3. The poles are farther from the sun.
  4. The poles have a thicker atmosphere.
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TLS Online TPP Program

#Question id: 4611

#Unit 11. Evolution and Behavior

Given what we know about evolutionary biology, we expect to find the largest number of endemic species in which of the following geological features, which have existed for at least a few million years?
TLS Online TPP Program

#Question id: 5114

#Unit 5. Developmental Biology

 Which kind of cleavage is shown in flatworms?
TLS Online TPP Program

#Question id: 4126

#Unit 3. Fundamental Processes

Which one of the following is true about the genetic code?
TLS Online TPP Program

#Question id: 12074

#Unit 7. System Physiology – Animal

Which of the following tends to increase potassium secretion by the cortical collecting tubule?
TLS Online TPP Program

#Question id: 1761

#Unit 4. Cell Communication and Cell Signaling

Which of the following statements is TRUE of cytokines?