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TLS Online TPP Program

#Question id: 9253

A certain species of pine tree survives only in scattered locations at elevations above 2,800 meters in the western United States. To understand why
this tree grows only in these specific places, an ecologist should ________.

#Unit 9. Diversity of Life Forms
  1. study the anatomy and physiology of this species
  2. investigate the various biotic and abiotic factors that are unique to high altitude
  3. analyze the soils found in the vicinity of these trees, looking for unique chemicals that may support their growth
  4. collect data on temperature, wind, and precipitation at several of these locations for a year
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TLS Online TPP Program

#Question id: 10451

#Unit 6. System Physiology – Plant

Which induction is responsible for “uncages” the kinase domain of phototropin and leads to autophosphorylation
TLS Online TPP Program

#Question id: 3296

#Unit 10. Ecological Principles

Some beetles and flies have antler-like structures on their heads, much like male deer. The existence of antlers in beetle, fly, and deer species with strong male-male competition is an example of
TLS Online TPP Program

#Question id: 13156

#Unit 2. Cellular Organization

Tay sach;s disease are caused when which enzyme is mutated or non-functional?
TLS Online TPP Program

#Question id: 10378

#Unit 6. System Physiology – Plant

Nod factor as signaling agents binds with the nod factor receptor NFR on the basis for host–symbiont specificity, which of the following is incorrect?
TLS Online TPP Program

#Question id: 8925

#Unit 9. Diversity of Life Forms

What is the probable sequence in which the following clades of animals originated, from earliest to most recent?
1. tetrapods
2. vertebrates
3. deuterostomes
4. amniotes
5. bilaterians