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.
human skin and pressure points
Schematic map of the human mitochondrial genome.
Human Visual System
Systems and Organs of the Human Body
Stages of gene regulation in human cells
The regions of the human Y chromosome