In terms of evolutionary success,sickle cell anemia may be considered
A) always beneficial.
B) virtually 100% fatal.
C) deleterious only to those exposed to malaria.
D) a problem only to blacks.
Correct Answer:
Verified
Q12: In the example of Darwin's finches,there were
Q13: The abnormal allele for sickle cell is
A)dominant.
B)recessive.
C)codominant.
D)neutral.
Q14: Members of the same species
A)all look the
Q15: When new sets of allele frequencies result
Q16: The mutation that leads to sickle cell
Q18: Gene flow occurs when
A)a population splits in
Q19: The true measure of adaptive success in
Q20: When the gene pools of two populations
Q21: Even though sickle cell confers no advantage
Q22: The frequency of the sickle cell allele
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