Aresearcher observes the social interactions between people who go to a large sports bar. at the end of the evening she takes a blood sample from everyone and sequences their dna. she finds that people who have a form of the dopamine receptor that predisposes them to risk-taking behavior are more likely to approach and begin talking to potential sexual partners than people who had a form of the dopamine receptor that was not associated with risk-taking behavior. can the researcher conclude that having this "risk-taking gene" makes it more likely that people will approach and interact with potential sexual partners?

What are the four basic classes of organic molecules how do they differ structurally and functionally

Explain how you will prioritize tasks in the medical office by immediate, essential, or optional. how will you re-prioritize when disruptions occur?

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?