Use the following information to answer questions 8 and 9.
A group of six students has taken samples of their own cheek cells, purified the DNA, and used arestriction enzyme known to cut at zero, one, or two sites in a particular gene of interest.
【題組】8. Why might they be conducting such an experiment?
(A) to find the location of this gene in the human genome
(B) to collect population data that can be used to assess natural selection
(C) to collect population data that can be used to study genetic drift
(D) to find which of the students has which alleles