How did neutralists interpret molecular sequence divergence

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1) How did neutralists interpret molecular sequence divergence among species?
a) Mostly resulting from the fixation of deleterious alleles.
b) Mostly resulting from the fixation of neutral alleles.
c) Mostly resulting from the fixation of beneficial alleles.
d) Maintained by balancing selection, such as heterozygote advantage and frequency-­independent selection.

Reference no: EM1396800

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