This topic contains a solution. Click here to go to the answer

Author Question: Anthropological studies help us trace human connectedness; for example, in exploitative eastern ... (Read 31 times)

audie

  • Hero Member
  • *****
  • Posts: 532
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.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

nixon_s

  • Sr. Member
  • ****
  • Posts: 359
Answer to Question 1

a

Answer to Question 2

d





 

Did you know?

Approximately one in four people diagnosed with diabetes will develop foot problems. Of these, about one-third will require lower extremity amputation.

Did you know?

Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

Did you know?

Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.

For a complete list of videos, visit our video library