The first multicellular animal to evolve were invertebrates. Why have so few fossils of these organisms been found? A. Their soft bodies do not fossilize well.

B. There were very few species alive long ago.

C. High rates of predation forced many to extinction before they could be preserved.

D. Conditions were not right for preservation at the time when they lived.

Study the diagram of a cell. which structure is found only in plant cells and functions in the process of photosynthesis? w x y z

Which of the following is the most likely outcome of global warming

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 ?