Multiple ChoiceWhich method is used to place fossils in layers of rock according to the order in which organisms evolved?76views
Multiple ChoiceWhich characteristic is most widely used in classifying intertidal communities?73views
Multiple ChoiceIn a cladogram, the diagonal arrow typically indicates that we are moving _________ in time.68views
Multiple ChoiceWhen using a dichotomous key in taxonomy, what is the first step you should always begin with?96views
Multiple ChoiceIn the six-kingdom classification system, which kingdom includes organisms that are multicellular, lack cell walls, and are heterotrophic by ingestion?108views
Multiple ChoiceAmong the invertebrate phyla, phylum Arthropoda is unique in possessing members that have:80views
Multiple ChoiceWhich kingdom has been replaced with two separate domains in modern biological classification?31views
Multiple ChoiceWhich of the following pairs of organisms are most closely related in terms of taxonomy?264views
Multiple ChoiceWhich extant chordates are most similar in appearance to the earliest chordates?66views