In: Biology
What importance might deep sea hydrothermal vents have played on early Earth?
What were the first organisms on Earth probably like?
Most likely, what were the first organisms that began to produce oxygen?
What was the Earth's early atmosphere like?
What is believed to have been the earliest form of genetic material?
What are chloroplasts?
What is the endosymbiosis? What organelle may have developed due to such a relationship?
What is the most likely explanation for why the dinosaurs went extinct?
How do we get new species?
What happens to organic compounds in the presence of oxygen?
Which organisms began to sexually reproduce first?