Sickle cell disease is caused by a genetic mutation and, when untreated, results in disability and early death. However, the mutation that causes sickle cell disease is associated with protection against malaria, especially early in life. As a result, you would expect to see sickle cell disease ____
a. eradicated as quickly as malaria is eradicated
b. occur predominantly in populations that have historically low rates of malaria and similar diseases
c. occur at similar rates in all populations, since malaria can be found anywhere mosquitoes, which transmit malaria, are found
d. occur at higher rates among populations whose genetic heritage can be traces to areas with a high incidence of malaria
D
You might also like to view...
What are snowball and respondent-driven sampling, and how are they related?
What will be an ideal response?
Claustrophobia is described as a fear of
a. flying. c. aliens. b. spiders and snakes. d. enclosed spaces.
What hormone, in excess, interferes with memory?
a) cortisol b) epinephrine c) norepinephrine d) estrogen
Which of the following neurochemical imbalances has been observed in the brains of those suffering from schizophrenia?
a. Excesses of dopamine b. Deficits of norepinephrine c. Excesses of serotonin d. Deficits of peroxine