SAT, 18.03.2021 02:10, 22nathanieltimms
How can the efficiency of a system impact the environment, economy and society?
Answers: 1
SAT, 25.06.2019 22:00, hannah1571
In the image, layer a is the topmost layer. layer c contains fossils from the precambrian era. layer b contains dinosaur fossils, and layer a contains fossils of mammals. which two statements are supported by this evidence? 1. mammals lived before the precambrian era. 2. dinosaurs and mammals existed in the precambrian era. 3. dinosaurs evolved after precambrian organisms. 4. precambrian organisms evolved after dinosaurs. 5. precambrian organisms were the first life-forms to become fossilized, according to this sample.
Answers: 1
SAT, 26.06.2019 12:00, ayoismeisjjjjuan
Living organism in our word are connected to other variety of ways
Answers: 1
How can the efficiency of a system impact the environment, economy and society?...
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