What can explain the presence of a rock layer with no fossils between rock layers with different types of fossils?

Which step if the scientific method relies more heavily on newly collected data than on creativity and innovation

Hurry where is the majority of earth's water found? o glaciers o oceans ground o rivers and lakes

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 ?