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Author Question: Anthropological studies help us trace human connectedness; for example, in exploitative eastern ... (Read 13 times)

audie

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on: Aug 11, 2018
Anthropological studies help us trace human connectedness; for example, in exploitative eastern Congolese mines they extract coltan, which we use every day in our:
 
  a. mobile phones
 b. diesel cars
 c. fluorescent lights
 d. water treatment plants

Question 2

All of the following statements about sickle-cell anemia are correct except:
 
  a. it came to the attention of geneticists when it was observed that most North Americans who suffer from it areof African ancestry.
 b. it was traced to abnormalities in populations that live in a clearly defined belt across tropical Central Africa.
  c. it is notable in areas where high rates of deadly form of malaria is common.
  d. because it is a disease of adaptation, it can never be brought under control or eradicated.
  e. heterozygous individuals suffer few negative consequences except under stress or low oxygen.


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nixon_s

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Reply #1 on: Aug 11, 2018
Answer to Question 1

a

Answer to Question 2

d


audie

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Reply #2 on: Aug 11, 2018
TY


nixon_s

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Reply #3 on: Aug 11, 2018
You're welcome


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