researchers want to use edna to look for an invasive species in a waterway. which step should they do first?
a. collect water samples from the waterway in question.
b. cut the dna into fragments of different sizes.
c. compare samples with a positive control.
d. stain the gel to reveal a banding pattern.
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researchers want to use edna to look for an invasive species in a waterway. which step should they d...
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