Based on the primary features only, ldentify and name any five chordates (two must be aquatic) that you come across in your environment. State the visible features that aided your identification
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- Select all of the traits provided below that appear in this specimen: -occipital bun -large cranial capacity -canine fossa -sagittal keeling -large arching browridges -large nuchal torusSelect all of the traits provided below that appear in this specimen -vertical forehead -sagittal crest -large canines -large cranial capacity -pyramidal mastoid processes -postorbital constrictionSelect all of the traits provided below that appear in this specimen - low forehead - vertical forehead - sagittal keeling - sagittal crest - broad cranial base (smaller cranial capacity) - large canines
- Select all of the traits provided below that appear in this specimen: Group of answer choices occipital bun large cranial capacity canine fossa sagittal keeling large arching browridges large nuchal torusList the four distinguishing chordate traits.Which type of primate is this and what feature indicates this? Group of answer choices Hominoid; Y-5 molars Cercopithecoid; bilophodont molars Tarsier; 1133 dental formula Strepsirrhine; dental comb
- Which of the following list places the important evolutionary innovations in the correct order of appearance in the chordate phylogeny? a. Vertebrae - bony skeleton - notochord - jaws - internal nares - lobe fins b. Jaws - notochord - bony skeleton - vertebrae - lobe fins - internal nares c. Notochord - jaws - vertebrae - internal nares - lobe fins - bony skeleton d. Notochord - vertebrae - jaws - bony skeleton - lobe fins - internal naresAccording to a cladistically-based classification system, tarsiers are: A. Prosimians, partly because of their nocturnal habits and small body size B. Prosimians, partly because of the presence of a tapetum lucidum and a rhinarium C. Strepsirrhines, partly because of the presence of rhinarium and vomeronasal organ D. Haplorhines, partly because of their partial post-orbital closure and fused frontal bonesSelect all of the traits provided below that appear in this specimen: Group of answer choices vertical forehead sagittal crest large canines large cranial capacity pyramidal mastoid processes postorbital constriction
- Figure 15.33 Which of the following statements about common features of chordates is true? a. The dorsal hollow nerve cord is part of the chordate central nervous system. b. In vertebrate fishes, the pharyngeal slits become the gills. c. Humans are not chordates because humans do not have a tail. d. Vertebrates do not have a notochord at any point in their development; instead, they have a vertebral column.Which of the following characteristics are indicative of primates only? homodont teeth post-orbital bar/closure heterodont teethIdentify the four morphological characteristics unique tothe chordates.