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Which statement best describes the use of a control sample that is known to be from bighead carp in eDNA surveillance?

A. As a positive control to compare with the markers of known fragment sizes
B. As a negative control to compare with the markers of known fragment sizes
C. As a negative control to show if there are bighead carp present in the area
D. As a positive control to show if there are bighead carp present in the area

Respuesta :

the use of a control sample that is known to be from bighead carp in eDNA surveillance as a positive control to show if there are bighead carp present in the areaso option D is correct hope this helps

The correct answer is (D) As a positive control to show if there are bighead carp present in the area.

Recently, there has been use of various molecular methods to detect the presence of environmental DNA (eDNA) has become a boon in the surveillance programs that is used to monitor the presence of invasive species in the aquatic system. This technique can detect the presence of nucleic acid in water even if the species are not present in water. It was also used as a positive control to show if there is presence of bighead carp (fish) in that particular area.


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