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TLS Online TPP Program

#Question id: 11282

Which of the following ecosystems would likely have the largest net primary productivity per hectare and why?

#Unit 10. Ecological Principles
  1. open ocean, because of the total biomass of photosynthetic autotrophs
  2. grassland, because of rapid growth, the small standing crop biomass that results from consumption by herbivores, and rapid decomposition
  3. tundra, because of the incredibly rapid period of growth during the summer season
  4. deep ocean, due to the high activity of chemoautotrophs at deep sea vents
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TLS Online TPP Program

#Question id: 4568

#Unit 11. Evolution and Behavior

 In Darwinʹs thinking, the more closely related two different organisms are, the
TLS Online TPP Program

#Question id: 15525

#Unit 4. Cell Communication and Cell Signaling

In the instructive model, TCR/CD4 and TCR/CD8 coengagement generates unique signals, if a thymocyte randomly generated a TCR with an affinity for MHC Class I. which thymocyte would bind with MHC class I?
TLS Online TPP Program

#Question id: 10672

#Unit 10. Ecological Principles

Which of the following is incorrect match of protective strategy done by organism?
TLS Online TPP Program

#Question id: 8855

#Unit 9. Diversity of Life Forms

A spongeʹs structural materials (spicules, spongin) are manufactured by the
TLS Online TPP Program

#Question id: 14991

#Unit 4. Cell Communication and Cell Signaling

_____I________in the bone, _____II_______in the central nervous system, and _____III_______in the lung and ____IV________in the liver are tissue-specific examples of macrophages with these properties.