Proterozoic and Phanerozoic Eon

In the middle of wich eons is the Prterozoic

• Hadean - Archean

• Archean-Phanerozoic

• Hadean - Phanerozoic

• Phanerozoic - Paleozoic

What are the divisions of the Phanerozoic Eon?

• Hadean, Archean and Proterozoic

• Precambrian, Ordovician and Silurian

• Tertiary and Quaternary

• Paleozoic, Mesozoic and Cenozoic.

What is the most accepted theory about the origin of eukariotic cells?

• Great Oxigenation Event

• Origin of Luca

• Endosymbiosis

Write what LUCA is.

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What was the Cambrian Explosion?

• A big asteroid collision with the planet

• A burst of evolution gave rise to the largest diversification of life

• A period with a lot of volcanic eruptions

• A mass extinction

What is the meaning of "Radiation" in Biology?

• The study of radiactive isotopes in the nature

• Mutations produced in organisms thanks to the methane

• Increase in diversity caused by elevated rates of speciation

• A mass extinction

Permian Period is considered the beginning of reptiles. How could the existence of Pangea have helped to increase the reptile population?

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Meosozoic Era was the "Age of Dinosaurs, Conifers and Reptiles", but these was not at the same time.

Orther the events.

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Did all dinosaurs live in the same periods?

Argue your answer

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In wich period did T-Rex live?

• Triassic

• Jurassic

• Cretaceous