Based on garibaldi et al. 2013 "wild pollinators enhance fruit " pre-discussion reading, which of the following are accurate descriptions or applications of the concept "ecosystem service"? (choose all that are correct.)a. pollination by wild insects is an ecosystem serviceb. ecosystem services are often not accounted for when people do market valuations (determine how much money an ecosystem is worth)c. an ecosystem service is performed when, for example, ann arbor citizens organize a stream clean-up day for the huron river.

How did the miller-urey experiment impact the way scientists think about the origins of life? use what you know about the miller-urey experiments to discuss the factors needed for life to arise, and speculate on whether life could arise on another planet.

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?

Darwin’s hypothesis about how life changes over time is now called?