Geography, 10.12.2020 06:20 lazavionadams81
Based on fossil evidence, about how long ago did the first single-celled life form appear on Earth?
130 million years ago
1.5 billion years ago
2.5 billion years ago
4.1 billion years ago
Answers: 2
Geography, 23.06.2019 20:40, puchie1225
Which of the following best describes the circumstance under which countries block the importation of certain products into their country? a. importation blockade b. trade barrier c. trade inhibitor d. domestic protection act
Answers: 1
Based on fossil evidence, about how long ago did the first single-celled life form appear on Earth?...
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