An investigator wants to use FRAP to quantify the lateral movement of a specific plasma membrane protein, but to do so this investigator must first: A. focus a laser on one region of the cell surface. B. measure the intensity of the fluorescence of the cell surface. C. label the cell with a fluorescent reagent that binds specifically to the cell surface. D. add detergents to make the cell surface more fluid.

The distribution of related animals and plants across the world

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 ?

In general, are there any major differences that you can see? explain