Researchers want to use eDNA to look for an invasive species in a waterway. Which of the following steps should they do first?
O A. Isolate eDNA from water samples taken from the waterway.
B. Compare the eDNA with a positive control.
C. Cut the eDNA into fragments of different sizes.
D. Sort the eDNA into bands on a gel.

Answer is A I just did it

Points to make sure that you have a I will be able to make a paper game at the same time

Explanation:

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answer; /// i believe that the correct answer is (50%);