The correct answer is b. Laurasia and Gondwanaland!
Gondwanaland (also called just Gondwana) is today's South America, Antrarctica Africa and Australia, and additionally parts of Asia, such as India
Laurasia is today's North America, Europe and parts of Asia.
Answer:
Explanation:
Oxygen is of no use to them, so they release it into the air. So there's a simple explanation for the Great Oxidation Event. It was the cyanobacteria, pumping out unwanted oxygen, that transformed Earth's atmosphere.
Answer:
if your question is what do we need to survive like the requirements, it would literately be every organ you have with food and water. you also need blood and a nervous system.
Explanation:
Answer:
The east are closer to the equator.