MS-LS2-2 - Construct an explanation that predicts patterns of interactions among organisms across multiple ecosystems.

Clarification Statement - Emphasis is on predicting consistent patterns of interactions in different ecosystems in terms of the relationships among and between organisms and abiotic components of ecosystems. Examples of types of interactions could include competitive, predatory, and mutually beneficial.

7.MS-LS2-2 - Describe how relationships among and between organisms in an ecosystem can be competitive, predatory, parasitic, and mutually beneficial and that these interactions are found across multiple ecosystems.

Clarification Statement - Emphasis is on describing consistent patterns of interactions in different ecosystems in terms of relationships among and between organisms.