Some researchers separate the 'robust from the 'gracile' australopithecines, and place them all in their own clade. Thes researchers put the robust forms in the genus [Select] [ Select ] Australopithecus Homo « Previous Next Paranthropus Praehominis
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- Lateral undulation is a type of locomotion used by many basal Chordates, but it is used by derived Chordates too. Choose all the clades that have taxa that use lateral undulation. O Crocodylia Mammalia Aves O Lepidosauria O Actinopterygii O Amphibiawo key differences between the australopithecines and members of genus HomoMatcht eh follo0wing Superclass Agnatha 12345678 Class Aves 12345678 Class Reptilia 12345678 Class Chondrichthyes 12345678 Class Cestoda 12345678 Class Osteichthyes 12345678 Class Amphibia 12345678 Class Mammalia 1. Primitive, jawless fish. 2. Group that contains organisms with 5 - 7 open gill slits. 3. Group with scaled bodies and swim bladders. 4. Group that must live in a moist environment and breathes through their skin. 5. Group of ectothermic organisms that evolved hard shelled eggs that resist drying out on land. 6. Group of organisms that has feathers and light bones. 7. Endothermic organisms with hair on their bodies. 8. None of the above
- Fill in the blanks w/ synapomorphic, symplesiomorphic, or neither: The presence of brain regionalization is a __ feature of tetrapods relative to conditions in other vertebrates, but is a __ feature of Chordata considered alone. The presence of a post-anal tail, a dorsal hollow nerve cord, a notochord, and external gills are __ features of Chordata, __ features of Urochordates, __ features of (cephalochordates + vertebrates) relative to conditions in other organisms.Guestion Do think the polyp stage or Hthe medusa stage predominated in the ancestral Cnidarians ? Support your What implications does have when interpreting relation ships classes? Answer, you answer answer your the evolutionary the Cnidarians amang1) describe the four distinguishing characteristics of chordata a d the structural, functional, and reproductive adaptations throughtout the group 2) discuss the evolutionary history of hominins and homo sapiens, relating our species to other ales other primates and other mammals
- 25. See Fig. 32.11 A phylogeny of living animals. Draw a phylogenetic tree that includes all of the following groups. There are about 36 phyla of animals. Do NOT include those groups not listed here. ancestral protists platyhelminthes molluscs sponges cnidaria annelids echinoderms nematodes chordates arthropods Add the following clade names to the tree where appropriate: Metazoa Deuterostomia Eumetazoa Lophotrochozoa Ecdysozoa BilateriaConsider the cladogram representing most of the major classes of animals. Consider the point A in the cladogram. What characteristic(s) might be used to separate fish from the other animals following in the cladogram? hale symmetnical ancestor O Endoskeleton O Non-terrestrial O Four legs or supports O The presence of scalesDinosauria is divided into these two major clades * O theropods & ornithopods O crurotarsans & archosauriforms O saurischians & ornithodirans ornithischians & saurischians ornithischians & pseudosuchians
- ABCDEF GH 1 Echinoderm phylum A Verts that can lay E "Gnathostomes" = shelled eggs or have placenta. Clade called the: vertebrates with what? 2 Chordate 8 Verts with four F Subphylum limbs, a clade called consisting of what animals? the: Chordate 9. C Verts that can subphylum breathe air consisting of what animals? Chordates that clade formerly used only for bony fish; 4 10 Phylum Chordata all of makes lots of slime: whom have at least now used for all the following 4 verts with bone: features: Verts that latch 11 onto other animals as ectoparasites:Which of the 4 characteristics of Phylum Chordata is visible on this organism? Pharyngeal slits Dorsal hollow nerve cord Notochord Post-anal tailWhich of the following things is/are true about this organism? Phylum Chordata Agnathan Class Osteichthyes invertebrate chordate has jaws amniotic egg has a backbone Olives in the water MacBook Air