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Biology, 22.06.2019 09:00
Several billion years ago which gas was the least prevailant in the atmosphere
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Biology, 22.06.2019 09:40
80 points pls brainliest 1. what does a red shift mean? blue shift? 2. describe the big bang theory. according to this theory, how old is the universe? 3. scientists believe the universe is expanding. what is the evidence that supports this? 4. describe a nebula. 5. describe the 3 types of galaxies. what is a barred spiral galaxy? 6. what is a light year? how far is alpha centauri from earth? 7. describe the universal law of gravitation. be sure to include gravitational force between two objects. 8. describe the planets’ orbits around the sun. 9. what is the asteroid belt? where is it located? 10. describe rotation and revolution of earth. what determines an earth day and year? 11. how do galaxies exist? 12. compare and contrast the inner and outer planets. 13. what causes the seasons?
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Biology, 22.06.2019 16:30
How do disease caused by bacteria and disease caused by viruses react to antibiotics
Answers: 2
Biology, 22.06.2019 20:00
The means by which a cell transports large molecules out of the cell is called
Answers: 1
That experiment she just showed is an example of......
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