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- What is /are the most recent ancestor/s of fishes, amphibians, reptiles, birds, and mammals.Describe the morphological features of the ancestor/s briefly.Amphioxus x.s (Female Slide) Explain the functions of the amphioxus, such as the pharynx, gills, gills slits, atrium, ovary, etc. Compare the internal features of the Amphioxus to starfish, grasshopper, earthworms, and planarian.Describe the Anatomical Changes from Early to Late Stages Species Embryo (A-F) Human | Chicken Rabbit Tortoise Salamander Fish
- Name: Date: Class: These are embryos at their most advanced stage, shortly before birth. Chick Rabbit Human Fish Salamander Tortoise Describe how the embryos changed for each of these organisms from their earliest to latest stages. Species Anatomical Changes From Early to Late Stages Human Chicken Rabbit Tortoise Salamander Fish 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.Cnidarians (and ctenophores) are diploblastic animals. What is the fate of the ectodermal and endodermal cells in cnidarians? Answer this by keeping track of structures /Nssues /cells of “organs” that are derived from the ectoderm or from the endoderm or both and by which group/taxa. Is there a common pattern for all or are there variations?Describe the adaptations "bilateral symmetry", "radial symmetry", "cephalization", "closed circulatory system", "coelom", and segmentation.
- Coelom formation in Deuterostomes is ____________ whereas in Protostomes is _____________.Collectively, do these beetles and all other invertebrate speciescombined form a monophyletic group? Explain your answerand provide an overview of the evolutionary history ofinvertebrate life.luishing Characteristics of Invertebrates 1. Read the following riddles about the common invertebrates found in your locality. 2. Complete the table with the needed details. Riddle Animal Classification Description 1. It lives in the ocean. It likes to eat crabs. Its eight legs are called tentacles. 2. It is unsegmented body. It has a tail and a head end. It commonly lives humans. 3. It lives in the sea but itis not a fish. It has five arms covered with spiny skin on top. 4. It can be found in the branches of trees and in the house. It spins silk a flatworm with long on which can be used for capturing its prey. 5. It is a round worm which lives in the small intestine of humans. It can cause intestinal disease. 6. It does not bite nor sting. It has compound eyes. diseases. It can spread 7. It has an elongated body with one pair of legs per body It can inflict pain by segment. injecting its venom. 8. It burrows underground through the soil and brings subsoil closer to the surface. It…
- Matcht 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 aboveCan someone pleae help with 3 question for my biology homework thank you 1)List two traits that animals share with other organisms, and three traits that are unique to animals. 2)Explain the difference between protostome development and deuterostome development. Use full sentences. 3)As discussed in class, animals are classified into different phyla based on the presence of tissues. Define the two options for animals with true tissues, and give a specific animal phylum as an example of each option.Which 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