Evolution & Animal Biology 0.0 / 5 ? BiologyIntroduction to Evolution & Animal BiologyUniversityNone Created by: Gadgetron1Created on: 01-03-20 22:09 Approximately how old is the earth? 4.6 billion years old 1 of 6 Which statement best describes the earth in Hadeon Eon? Volcanic, very hot & with liquid order. 2 of 6 When was the Late Heavy Bombardment? 4.1 to 3.8 billion years ago 3 of 6 What does LUCA stand for in evolutionary terms? Last universal common ancestor 4 of 6 What led to the rise of oxygen in the earths environment? Photosynthesis 5 of 6 In which Eon did continents first form? Archean 6 of 6
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