Biology, 14.12.2020 04:20 oofoofoof1
Question 33
The recent increase in global temperature that is promoting a greenhouse effect is primarily due to
А
an increase in solar activity
B
volcanic eruptions
С
an increase in forest area
D
the burning of fossil fuels
Answers: 2
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Which best explains why there are 64 possible codons in the genetic code and only 20 amino acids that make protiens of living organisms on earth
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What is the farthest destination to date for a human spaceflight mission?
Answers: 1
Biology, 22.06.2019 10:00
Which step is not included in the step approach to calculating the greatest common divisor?
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Biology, 22.06.2019 10:10
20 point pls brianliest 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?
Answers: 1
Question 33
The recent increase in global temperature that is promoting a greenhouse effect is prim...
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