Write in a unique derived trait for: A1: strepsirrhines (lemur/loris/potto/bushbaby) A2: tarsiers A3: New World monkeys A4: Old World monkeys A5: apes (shared by both small and large bodied species) A6: humans Write in a shared derived trait for each clade: $1: shared by ALL primates $2: shared by ALL haplorrhines (tarsiers, monkeys, apes, and humans) 53: shared by ALL monkey and ape species 54: shared by Old World monkey and apes S5: shared by apes; including small bodied, large bodied and humans
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- Directions: Use the cladogram below to answer the questions on this worksheet. C. Sharks D. Ray-finned fish Amphibians Primates Rodents & rabbits Crocodiles Vertebrae 7. What trait separates amphibians from primates on this cladogram?. 8. What separates rabbits and primates from crocodiles on this cladogram? 9. Which organism is most related to the bird on this cladogram? 10. What 5 traits do the bird and the other organism from #19 have in common? A. Four limbs Bony skeleton Amniotic ego 11. Which organism is more closely related to an Amphibian: Ray-Finned Fish or Bird? 12. How many traits do Amphibians and Primates have in common? Birds Eggs with shellUse the following phylogenetic tree to help determine if the provided examples below are homologous structures or analogous structures. Figure 27.10 ANCESTRAL PROTIST Metazoa 770 million years ago ©2014 Pearson Education, Inc Eumetazoa 680 million. years ago 670 million years ago Bilateria Deuterostomia Lophotrochozoa Ecdysozoa The worm shape of a hemicordata and the worm shape of a nematoda Porifera Ctenophora Cnidaria The scales of a fish (chordata) and the scales of a scaleworm (annelida) The shell of the brachiopoda and the shell of the mollusca The shell of a mollusca and the hard outer surface of the arthropods Hemichordata Echinodermata The holes in human skin (pores) and the hole in the body of a porifera Chordata Platyhelminthes Rotifera Ectoprocta Brachiopoda EXAMPLE The round shape of an Echinodermata and the round shape of a ctenophora Mollusca Annelida Nematoda Arthropoda The trochophore larval stage of a Mollusca and the trochophore larval stage of an annelida. Homologous…Species Embryo (A-F) Describe the Anatomical Changes from Early to Late Stages Human Chicken Rabbit Tortoise Salamander В Fish A Guide Questions: 1. Look again at the six embryos in their earliest stages. Describe the patterns you see. What physical similarities exist between each of the embryos? 2. Does this suggest an evolutionary relationship? Explain how these embryos can be used as evidence of a common ancestor between each of these six organisms.
- For each of the following sets of traits and descriptors, give the name of the most specific Primate taxon that possesses ALL of the given features. In other words, don't report a suborder or superfamily name if a family or even a genus is sufficient to include all primates sharing the three sets of traits. In each case, you will need to be no more specific than the taxa I have asked you to know for the final exam. 1) suspensory anatomy (full 360° rotation in shoulder) Y-5 molar pattern fist walking partial post-orbital closure dry nose: nostrils with internal moist membranes all members are nocturnal 2) 3) fused frontal bone no external tail IMI less than 100 4) brachiator anatomy bribban. 2:1:2:3 dental formula ischial callosities3. Module 1. Ecomarobs a. Observe the morphologies of the eight different lizard species. For now, assume that you have just discovered these lizards and you don't even know if they are 8 different species or 1 species or some other number of species. You just have 8 lizards, 4 from each island. b. Following the module, group the lizards by morphology. i. How many groups did you find?_ ii. What sorts of traits or characters did you use to group the lizards? c. Then take some more careful measurements as shown and regroup them if needed. i. Did your measurements match the reference set? ii. Compare Lamellae Count, Relative Hindlimb Length, and Relative Tail Length among your specimens, and regroup your species based on these characters. iii. Did your groupings change? If so, how? iv. Watch the video to see if your conclusions match those of Dr. Losos d. Now. If this is all you knew about these lizards, how many "species" would you conclude there are? e. What sort of species definition…For each of the following sets of traits and descriptors, give the name of the most specific primate taxon that possesses ALL of the given features. In other words, don't report a suborder or superfamily name if a family or even a genus is sufficient to include all primates sharing the three sets of traits. In each case, you will need to be no more specific than the taxa I have asked you to know for the final exam. 1) 2) 3) 4) post-orbital bar with no post-orbital closure wet rhinarium all members nocturnal usually both prehensile hands & feet forward facing eyes retains the clavicle (collar bone) fused frontal bone no tail IMI less than 100 brachiator anatomy 2:1:2:3 dental formula ischial callosities
- CAITLEN.SALNAVE 2104.. TURN IN 2 Share File Edit View Insert Format Tools Add-oI 11 + ... 100% Normal text Arial 6 3 Morphological analogs are structures having similar functions but different origins. For example, the wing of an airplane and the wing of a bird are analogous but certainly have different origins. Name and explain the comparisons of THREE ideas that humans have borrowed from plants and animals to use in building structures and making materials. JUN 16 tv MacBook Air esc 80 F1 F2 F3 F4 F5 F6 #3 2$ 1 2 4 < OSequence data from OTUs are provided in the table below with values provided as (percentage distance x 1000) measurements. Determine the phylogenetic tree from the data in the table below using the UPGMA procedure mentioned in class. Berenstain Bear Berentstain Bear Care Bear Gummi Bear Paddington Bear Care Bear 160 Gummi Bear 150 40 Paddington Bear 80 130 120 Place each OTU in the correct box on the appropriate tree below. Do not label the incorrect tree. Care Bear Gummi Bear Berenstain Bear Paddington BearDirections: Read each question carefully and choose the letter of the best answer. 1. A phylogenetic system that defines groups by distinguishing between ancestral and derived characteristics. A. Cladistics B. Cladogram D. Taxonomy B. Phylogenetic tree 2. Traits that are old and have been retained from a common ancestor is called? A. Ancestral trait B. Derived trait B. Dichotomous trait D. Scientific trait 3. Based on Dichotomous key which one is Not correct? A. A dichotomous key is a method of identification whereby groups of organisms are divided into two categories repeatedly. B. The key branches split in two at each stage, it is called a dichotomous (from the Greek dicho meaning "in two" or "split" and tom, meaning “to cut") key. C. A tool that allows the user to determine the identity of items in the natural world, such as trees, wildflowers, mammals, reptiles, rocks, and fish. D. The process by which different kinds of living organisms are thought to have developed and…
- Need help what is the difference between a gene tree and a species tree? Explain in your own words how it is possible for gorillas and humans to share a genetic trait (such as a retroviral insertion) that chimpanzees do not share, if chimpanzees and humans are really each other's closest relatives. Given the lack of agreement between gene trees and species trees, how is it possible to reconstruct the true species tree?PROPOSE A TAXONOMIC TOOLS SOLUTION FOR THESE PROBLEMS In the evolution divergence of Sardinella Tawilis, many issues are being assessed in studying this species. These issues are the following: Complexity of the study. Scientific name revisions. Taxonomy impedimen Lack of knowledge. Limited morphological dat Morphological characterization is not entirely robust. Unknown ancestor. Relationship of Sardinella tawiliswith sister-species Sardinella hualiensis. Throughout the discussion of the problems in the paper, the proposed solutions for this problematic taxon are the application of different taxonomic tools, methods, approaches and other emerging technology in biodiversity research.Cassin's Vireo Red Fox Sparrow Cape May Warbler Cedar Waxwing Golden-Crowned Kinglet Pyrrhuloxia Phylogenetic Systematics Page 8 California Gull Complete each of the parts of the assignment below. 1) Using the following characters and character states, as well as the pictures of the birds available above, create a character matrix for your 6 species and the outgroup. This should have the characters listed down the left side and the birds across the top. CHARACTER CHARACTER STATES 1) Bill color Yellow (Y) Black (B) Sharp pointy tip (S) No (N) Not pink (N) 2) Bill bent at end Bent (B) Yes (Y) Pink (P) 3) Crest on head of male 4) Legs 5) Black stripe THROUGH eye 6) White bar or patch across wing coverts* 7) Distinct ring at least 3/4 way around eye * coverts are small feathers that cover the bases of the wing feathers. Yes (Y) White patch (W) Ring (R) No (N) None (N) None (N)