What is the purpose of this weeks lab?
a. to investigate the human effects on the carbon cycl...
Biology, 01.09.2019 15:00 bernadetteindre6650
What is the purpose of this weeks lab?
a. to investigate the human effects on the carbon cycle
b. to investigate the human effects on the atmosphere
c. to investigate the human effects on the nutrient cycles
d. to investigate the human effects on the ozone layer?
Answers: 1
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Study the diagram of a desert food chain . what would most likely happen if the kangaroo rats were killed off and removed from the food chain ?
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Which of the following was a characteristic of a dromaeosaur? modified front claw grasping with their forelimbs both a and b none of the above
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What substance acts to prevent sudden ph changes in bodily fluids?
Answers: 2
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 planetsā 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
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