1- What was the first living thing on Earth? 2- What is Endosymbiosis? 3-Did Chloroplast and Mitochondria use to be bacteria? 4- What is the first evidence that supports that endosymbiotic theory? 5- What is the second evidence that supports the endosymbiotic theory? 6- What is the third evidence that supports the endosymbiotic theory? 7- Can Theories change? Explain 8- Do theories turn into laws?

Q: 3. Homework • Unanswered A technological civilization that lasts for astronomically significant peri...

A: Fermi was an  Italian-American physicist. He was first, who postulated the existence of the neutrino...

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A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question s...

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A: A narrow pipe drilled into Earth is used to extract from the ground.

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Q: What catastropic events do geologist suggest caused the mass extinction of Cretaceous–Paleogene

A: What catastropic events do geologist suggest caused the mass extinction of Cretaceous–Paleogene 

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Q: In Map E. CI= 20ft. Answer: a) How many closed depressions can you count on that map? .................

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