Which of the following is an example of macroevolution?
a. The origin of eyes capable of producing a focused image in both invertebrates and vertebrates=
b. The spread of antibiotic resistance within a population of bacteria
c. Decrease in the prevalence of the sickle-cell allele in populations outside the range of mosquitoes that transmit malaria
d. Selection against a form of albinism caused by a genetic change at a single locus
e. All of the listed responses are examples of macroevolution.
Answer: a. The origin of eyes capable of producing a focused image in both invertebrates and vertebrates=
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