How can you tell if a specimen is a living organism using a microscope?

Will someone me with this.. specialized cells which perform a particular function form: tissues organs or organism

In which situations is the principle of cross-cutting relationship useful in determining relative age?

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 ?