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.
D
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Fill in the blank(s) with correct word
Dr. Anderson is interested in how the brains of Old World monkeys evolved over time. She studies brain:
A) ontology. B) adaptation. C) phylogeny. D) plasticity.
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a. 3 b. 8 c. 11 d. 14
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Indicate whether the statement is true or false