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TLS Online TPP Program

#Question id: 4969

The snowball Earth hypothesis provides a possible explanation for the

#Unit 11. Evolution and Behavior

  1. diversification of animals during the late Proterozoic.

  2. oxygenation of Earthʹs seas and atmosphere.

  3. colonization of land by plants and fungi.

  4. origin of O2-releasing photosynthesis.

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TLS Online TPP Program

#Question id: 12673

#Unit 10. Ecological Principles

Burning fossil fuels releases oxides of sulphur and nitrogen. Ultimately, these are probably responsible for
TLS Online TPP Program

#Question id: 8292

#Unit 9. Diversity of Life Forms

Some molecular data place the giant panda in the bear family (Ursidae) but place the lesser panda in the raccoon family (Procyonidae). If the molecular data best reflect the evolutionary history of these two groups, then the morphological similarities of these two species is most likely due to ________.
TLS Online TPP Program

#Question id: 3624

#Unit 8. Inheritance Biology

To carry out a complementation test, parents that are homozygous for different mutations are crossed, producing offspring that mutant phenotype, it is due to
TLS Online TPP Program

#Question id: 11360

#Unit 10. Ecological Principles

Which of the following can contribute to the numerical response of a predator?
TLS Online TPP Program

#Question id: 31182

#Unit 4. Cell Communication and Cell Signaling

Wnt signaling receptor, Frizzled (Fz), shows similarity with: