Which of the following is not a character/structure seen in amphibians? -scales -post-anal tail -vertebral column/backbone -lungs -tympanic membrane/eardrum
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- Which of the following structures are analogous? Cat legs: Dog legs Penguin fin: Pigeon wing Insect hairs: human hairs Crab mandible: scorpion cheliceraewater from the vestibule proceeds to which of the following digestive organs? pharynx, midgut, mouth or esophagus the frontal plate is the only unpaired plate or scale in the heads of snakes. true or false birds generally have one exoskeletal structure--feathers. true or falseFigure 27.9 Which of the following statements about diploblasts and triploblasts is false? Animals that display radial symmetry are diploblasts. Animals that display bilateral symmetry are triploblasts. The endoderm gives rise to the lining of the digestive tract and the respiratory tract. The mesoderm gives rise to the central nervous system.
- what are the qualities of animal to be considered as reptiles? how about mammals? please explain, do not copy from googleHumans are members of the phylum chordata. As such they have a notochord. The notochord in humans; Can be found next to their spinal chord Has been lost to evolution entirely and is no longer a part of the human life cycle Becomes part of the brain stem Is an embryological feature which is mostly absorbed by the backboneWhich of the following is not considered a key characteristic of vertebrates? Backbone O jaws skull O vertebrae
- Which of the following is a correct way to distinguish reptiles from amphibians? Group of answer choices Reptiles have scales & amphibians don’t. Reptiles sometimes don’t have legs, but amphibians always have them. Amphibians lay eggs and reptiles don’t. Reptiles lay eggs and amphibians don’t. Reptiles go through metamorphosis and amphibians don’t.Explain how the following characters of modern frogs help with jumping locomotion. 1. urostyle and elongated pelvis: 2. Fused tibia+fibula and fused radius+ulna: d. What is the name of the rod-shaped structure present in the vertebral column of the modern anuran that consists of fused vertebral elements?Which of the following is true about animals with bilateral symmetry? Select all that apply. they are cephalized they have right sides and left sides they have anterior and posterior ends they have a central nervous system they are generally stationary or sedentary
- Mollusks, a diverse group of animals, exhibit a range of unique characteristics. Which of the following are traits of octopuses, a member of the mollusk phylum? Intelligence Ability to change color Presence of a shell Segmented body A large nervous system that extends into their tentaclesWhich of the following is a characteristic of mammals? homodont mammary glands scales ectothermicAs the largest terrestrial vertebrate to have ever roamed the earth, what anatomical and physiological features ensured the success of sauropod dinosaurs? Explain each of the following systems in the context of their form and function. Make sure to include information from your lectures such as analogies to engineering systems and comparisons to the systems of living animals such as elephants and giraffe. - Axial skeleton, Appendicular Skeleton and Locomotion - Skull and Feeding - Digestive System - Thermoregulation - Circulatory System - Respiratory System