Final answer:
Turning over the cards in Step 4 to reveal the definitions of the terms affected the sequence of the model of levels of organization by providing specific definitions for each term, clarifying the order and hierarchy of the levels.
Step-by-step explanation:
Turning over the cards in Step 4 to reveal the definitions of the terms affected the sequence of the model of levels of organization by providing the specific definitions for each term. This allowed for a better understanding of the relationships between the different levels of organization. The definitions helped to clarify the order and hierarchy of the levels, making it easier to visualize and comprehend how the levels are organized.