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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).
Boxplot of the survival rates of C. virginica after high-density polyethylene microplastic exposure in the three cohorts of larval experiments. For n = 2, the horizontal line inside the box represents the median value.