Ascientist has correctly gone through all the possible steps in a dichotomous key, but has not identified an insect. which most likely describes why he did not identify the insect? the scientist must have made a mistake. the insect might be an unknown variation or a new species. the organism evolved during identification. the dichotomous key had too many questions.

The insect might be an unknown variation or a new species.

Answer;

The insect might be an unknown variation or a new species.

Explanation;A dichotomous key is a biological tool that is used by scientists to identify unknown organisms. It is used to identify organisms in an ecosystem such as trees, mammals, fish, etc.Dichotomous key consist of a series of steps or statements about a specific characteristics of organisms that leads to the correct name of a given organism.If the scientist went through all the possible steps correctly in a dichotomous key and was unable to identify the insect, it means the insect might have been unknown variation or a new species.