Histamine is a chemical substance released in inflammatory and allergic responses. the histamine h1 receptor is a g protein-coupled receptor that activates phospholipase c in response to the binding of histamine. complete the flowchart showing the process of histamine signal transduction from the h1 receptor. drag the labels to their appropriate locations in the flowchart. some labels will not be used.

Zoo geographic regions are characterized by the presence of specific groups of animals these regions are determined by the taxonomic or phylogenetic relationships of animals. the map shows the zoogeographic regions proposed by the naturalist alfred russel wallace in 1876. the similarities of organisms in which two areas numbered above provide the best evidence for common ancestry between the organisms in both locations ?