Answer:
They provide a habitat for fish, frogs and other animals.
Researchers who take a biological viewpoint examine the influence of genetics and neurobiological factors on aggression.
<h3>Who is a researcher?</h3>
This is the name that is used to refer to the person that is involved in the carrying out of research in order to unravel the reasons for the existence of certain phenomena in the society or in the environment.
The people that are biological researchers are those that are involved in carrying out the research that has to do with the genetics and other aspects of human biology or the study of organisms.
Read more on research here: brainly.com/question/968894
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Answer: There was the Thanksgiving meal and then there was also the The Pilgrim-Wampanoag peace treaty. I hope one of these two answers work for you.
Explanation:
Its been a while since I did this topic, but I believe it was mostly because under communism there was little work for intellectuals, so they were often the ones who left the country. This resulted in a 'brain drain', a lack of knowledgable people. I seem to remember reading about the entire maths department of a university just up and leaving at one point. You could also argue that it was damaging for the image of communism if so many people were trying to leave.