Multiple choice ____________ are examples of protein-protein interaction databases. BioGRID and Reactome STRING and SignaLink 2.0 SignaLink 2.0 and Reactome BioGRID and STRING Reactome and STRING Reveal answer Fill a bubble to check yourself D Correct answer Explanation The Biological General Repository for Interaction Datasets (BioGRID) is a curated biological database of protein-protein and genetic interactions. STRING is a database of known and predicted protein interactions.