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Use the following figure to answer questions 2 and 3. mya - million years ago 1,400 mya -1 bilkan YINS Iga 4,600 mya: Formation of Burth 4000 mya Present day 3,500 mya Okdest known fosl 3,000 myn 2,000 mya | 2000 mya: First multiceled organiams 1,000 myu 2. How old is the oldest known fossil? 3. How much time passed between the Earth's formation and the appearance of the first multicellular organ- ism?

Use the following figure to answer questions 2 and 3. mya - million years ago 1,400 mya -1 bilkan YINS Iga 4,600 mya: Formation of Burth 4000 mya Present day 3,500 mya Okdest known fosl 3,000 myn 2,000 mya | 2000 mya: First multiceled organiams 1,000 myu 2. How old is the oldest known fossil? 3. How much time passed between the Earth's formation and the appearance of the first multicellular organ- ism?

Human Anatomy & Physiology (11th Edition)
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Use the following figure to answer questions 2 and 3. mya - million years ago 1,00 mya = 1 bilhan yeas ago |4,600 mya: Formation of Earth 4000 mya |3,500 mya: Oldest known fosll Present day |2,000mya:Rrstmulticelled organisms 1,000 myu 3,000 myn 2000 mya 2. How old is the oldest known fossil? 3. How much time passed between the Earth's formation and the appearance of the first multicellular organ- ism? 4. What key evolutionary event occurred 370 million years ago? Would this have been considered macro- evolution or microevolution? Briefly explain your answer.
Transcribed Image Text:Use the following figure to answer questions 2 and 3. mya - million years ago 1,00 mya = 1 bilhan yeas ago |4,600 mya: Formation of Earth 4000 mya |3,500 mya: Oldest known fosll Present day |2,000mya:Rrstmulticelled organisms 1,000 myu 3,000 myn 2000 mya 2. How old is the oldest known fossil? 3. How much time passed between the Earth's formation and the appearance of the first multicellular organ- ism? 4. What key evolutionary event occurred 370 million years ago? Would this have been considered macro- evolution or microevolution? Briefly explain your answer.
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