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.
Sequential decline of whale catches in the Antarctic shows the strong effect of human predators.
human anatomy
Human Eye Diagram
Human embryo shortly after fertilization in the laboratory
Middle Eastern Appetizer or Entrees مقبلات
Trace word recycle by sk kid