1. Which pair of animals in numbers 1-3 belongs to a common ancestral group? Explain your answer. 2. Fossils and anatomical records both provide pieces of evidence of evolution. How do you determine the age of fossils of an Aurorazhdarcho micronyx and an Archeopterix?

Q: . Eupleciella - give its scientific and common name, classify up to order level and list the…

A: Based on the presence of a true nucleus, there are two types of cells found, prokaryotic cells and…

Q: 2.Why are Tuataras not grouped  together with lizards?what is the morphological character that…

A: As per our policy we are answering the only one question. For the rest of the question kindly…

Q: 1. Are humans and squirrel monkeys both primates? Yes No Genus 2. At what category does the…

A: Squirrel monkeys are new world monkeys found in riverside forests and have a hairless body with…

Q: 8. In which of these clades (Deuterostomia, Lophotrochozoa, Ecdysozoa, Porifera, and Cnidaria) would…

A: Your answer has strating in step 2. Step 2 image is made by me, in MS word. This image not copied…

Q: 1. Identify traits that characterize all animals.

A: Animals constitute a diverse group of multicellular, eukaryotic organisms classified within the…

Q: 1. If you disregard cryptobiosis, would you consider tardigrades successful? Why or why not?

A: Tardigrades or water bears may be terrestrial or aquatic in nature. By a phenomenon called…

Q: 1. Phylum Ctenophora are believed to be offshoots of some medusoid cnidarian. Give 3 proofs that…

A: The three reasons are as follows :  Both have the gelatineous body

Q: 7. Myriapods, branchiopods and remipedes have all been considered possible sister groups to the…

A: Insects are pancrustacean hexapod invertebrates belonging to the class Insecta. They are the largest…

Q: Researchers have discovered that washing spinach with water several times does not prevent foodborne…

A: Communicable diseases are infectious diseases that could be spread from one person to another…

Q: How come that evolutionary relationship takes place based on anatomical evidence.  2. What is…

A: Evolution is that the modification within the characteristics of a species over many generations and…

Q: = phylogeny of tetrapods.

A: Synapomorphies is a character or trait that is shared by two or more taxonomic groups and is derived…

Q: What does metamorphosis mean

A: Metamorphosis involves the reactivation of the genes allowing the cells to change from one type to…

Q: Question 8. Suppose species in old clades were more likely to go extinct. How would this change the…

A: Considering speciation and rate of extinction as high for older clades, species rich diversity…

Q: Fill in the blanks w/ synapomorphic, symplesiomorphic, or neither: The presence of brain…

A: Synapomorphic This characteristic is shared by certain taxa but not by others because the former…

Q: Vertebrata Urochordata Chordata Cephalochordata Hemichordata |Ambulacraria Echinodermata Mollusca…

A: The phylogeny represents that how they taxons in the tree are related to each other.

Q: Propliopithecids vs. Parapithecids. Adapids and Omomyids. Dryopithecus and Oreopithecus. With the…

A: Primates are social creatures that live in various sized groups. They communicate with one another…

Q: See attached. Please put either Homologous Structures or Analogous Structures in the "Type" Row and…

A: The evolution of different organisms gives us idea about the patterns of evolution and the…

Q: 15. On the tree below, mark the place or places that three tissue layers have evolved in animals.…

A: ANSWER;- Homology is sharing of common ancestry and exhibiting similarity of structure and…

Q: Develop a hypothesis that explains the origin of sponge skeletons (i.e. why did sponges develop…

A: Sponges are aquatic organisms which are multicellular and belong to the phylum Porifera. Their…

Q: Scientists have found one new fossil that is similar to Archaeopteryx. It is only the second fossil…

A: Archaeopteryx was discovered in southern Germany in 1861 and it is characterized by unusual but…

Q: Which of the following is NOT true about animals belonging to the clade Bilateria? Select one: O A.…

A: The embryos of Bilateral animals are triploblastic which means they have three germ layers:…

Q: 13. Which of the following is NOT a general finding from the fossil record that confirms evolution?…

A: In evolution fossils serve as a direct evidence for providing the direction of evolution.  These are…

Q: Describe the location and histology of the esophagus. What is its role in digestion?

A: The digestive system of the human play a very important role in growth and development. It is a…

Q: Make a phylogenetic tree about: Animalia ● Vertebrates ● Invertebrates ● Porifera ● Coelenterata…

A: Synapomorphies can be defined as the types of traits or characters which are present common among…

Q: previously undiscovered sea creature that appears to represent a new phyla. It happens to have…

A: The mouth develops first, and it goes through several larval stages in which it molts and regrows…

Q: Discuss the idea that every evolutionary adaptation has both advantages and disadvantages, using…

A: Cephalization is the development of ahead, where the sensory organs and the brain are organized.…

Q: Explain how heterochrony may have been involved in the evolution of 1) pteropod gastropods, 2) the…

A: Heterchrony is the term used to describe a change in the rate or timing of development in comparison…

Q: 1. What is the genetic link between Amphioxus and humans?

A: Note: “Since you have posted multiple questions, we will provide the solution only to the first…

Q: Lungs allow an animal to breathe _____________. Why did this adaptation evolve?

A: The simple aquatic organisms had gills to breath while the later evolved and adapted organisms have…

Q: What can you conclude or your key learning about the classifications of major invertebrate phyla…

A: A dichotomous key is an important scientific tool, used to identify different organisms, based the…

Q: .With reference to the thorax only, how do insects differ from other organisms.

A: According to guidelines we have to answer the first question only. So kindly please post remaining…

Q: Which of the following things is/are true about this organism? Phylum Chrodata Subphylum Vertebrata…

A: This organism is Lancelet.  Diagrammatic view of lancelet internal structure. Classification of…

Q: For phylum Chordata and Class Reptilia (turtles ) 1. Characteristics. List whether the organism is:…

A: Chordata is a phylum that includes animals with a notochord, a dorsal nerve cord, pharyngeal slits,…

Q: Draw a phylogenetic tree that has these 8 animals: Human, Insect, Sponge, Jellyfish (jelly),…

A: Animals are multicellular, heterotrophic eukaryotes. Sponges do not have true tissues or symmetry.…

Q: INSTRUCTIONS: 1. Fill out the blank with their Dichotomous key. 2. In each numbered series you…

A: A dichotomous key is an important scientific tool, used to identify different organisms, based the…

Q: I have some confusion with reconstructing phylogeny tree with the above information. Please help! 1.…

A: In phylogenetic studies, the most suitable method to visually represent the evolutionary…

Q: Part 6: Complete the chart below. Place an "X" in the appropriate column to indicate which mystery…

A: Fossils are the preserved remains of living beings that got buried under the layers of soil in such…

Q: Which of the following conclusions is supported by the diagram and the data table?  Number of cell…

A: The animal kingdom is the largest kingdom amongst the five kingdoms consisting of all animals.…

Q: Which of the following groups of early-diverging animals is comprised of two layers of cells that…

A: Introduction Divergent evolution:- It refers to the process by which interbreeding species diverged…