Which of the following is not true of sickle-cell anemia? a. A ...

[strangeaffliction]

Which of the following is not true of sickle-cell anemia?
 
  a. A carrier of one sickle-cell gene can benefit from it where malaria is common.
  b. Sickle-cell anemia is most common among people of central African or Indian descent.
  c. People who have two recessive genes for sickle-cell always have the disease.
  d. Sickle-cell anemia is commonly passed from one generation to the next.

Question 2

Geneticists in recent years have begun to identify genes that
 
  a. cause behavior. c. predetermine behavior.
  b. are associated with behavior. d. can be used to change behavior.

[marict]

Answer to Question 1

D

Answer to Question 2

B

[strangeaffliction]

Excellent

[laurnthompson]

Gracias!