Biology, 13.10.2019 21:00 officialrogerfp3gf2s
Ascientist observes an enzyme polypeptide chain arranged in spiral turns that rise upward and are held in place by hydrogen bonds. which level of structural arrangement is s/he looking at
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Biology, 22.06.2019 05:30
Which gas found in the earth's atmosphere greatly impacts the daily range of temperature on earth. a) oxygen b) hydrogen c) nitrogen d) water vapor
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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 22:10
The long-term increase in the average temperature on earth is referred to as _[blank]_. global cooling ozone cooling global warming ozone warming
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Biology, 22.06.2019 22:30
Based on their relative positions in the periodic table, which two elements would have the same number of valence electrons?
Answers: 3
Ascientist observes an enzyme polypeptide chain arranged in spiral turns that rise upward and are he...
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