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TLS Online TPP Program

#Question id: 5806

Which of these is NOT a mechanism by which a chromosome rearrangement could affect gene function?

#Unit 8. Inheritance Biology

  1. The breakpoint is in the middle of the coding region.

  2. The breakpoint is between the coding region and the regulatory elements.

  3. The new arrangement puts a gene near new regulatory elements.

  4. A gene is moved near a locus control region.

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TLS Online TPP Program

#Question id: 12284

#Unit 10. Ecological Principles

The feeding relationships among the species in a community determine the community's
TLS Online TPP Program

#Question id: 12285

#Unit 10. Ecological Principles

The principle of competitive exclusion states that
TLS Online TPP Program

#Question id: 12286

#Unit 10. Ecological Principles

Keystone predators can maintain species diversity in a community if they
TLS Online TPP Program

#Question id: 12287

#Unit 10. Ecological Principles

Food chains are sometimes short because
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: 12349

#Unit 10. Ecological Principles

Males in a population differ in the time they spend displaying to females. A researcher hypothesizes that predators are responsible for these differences. Males display for longer durations when there are no predators in the vicinity and for shorter durations when there is a predator nearby. Which of the following study designs is the most appropriate test of this hypothesis?