BIOL 212

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BIOL 212 - Quiz 6 Short Answer study set
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June 2024

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How do animals obtain nutrients? - Using directed movement to find food. Then ingest prey and digest it with their bodies. What are the traits that make animals unique (i.e., that are not seen in other organisms)? - Muscle and Nervous Cells What organism is the evolutionary ancestor of animals, and what evidence do we have for this relationship? - Choanoflagellates. They are identical to "collar cells" in sponges, which is the basal group of animals. What phylum is the basal (earliest evolv...
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BIOL 212 UPDATED Exam Questions and CORRECT Answers
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May 2024

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Which ion most readily leaks across a neuron's membrane, helping to establish the resting potential? K+ In resting neurons, the membrane is selectively permeable to K+ through a K+ channel protein. As K+ leaves the cell along its concentration gradient, the inside of the membrane becomes negatively charged relative to the outside. Will K+ continue to leave the cell indefinitely? No−−as the interior of the cell becomes more negative, the electrical gradient counteracts the movemen...
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BIOL 212 TOP Exam Questions and CORRECT Answers
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May 2024

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What is a protist in the most general sense? Eukaryotic (nucleus enclosed) cells have nuclei and other membrane- enclosed organelles such as mitochondria and plastids. primarily aquatic eukaryotic organisms with diverse What are the different body plans, modes of nutrition, habitats and reproductive lifestyles? of protists most body plans are unicellular, some form colonies, some are coenocytic and some are multicellular algae are autotrophic photosynthesizers heterotrophs absorb nutr...
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BIOL 212 Already Passed Exam Questions and CORRECT Answers
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May 2024

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adductor magnus triceps brachii long head Trapezius Elevates, depresses, retracts, and rotates the scapula levator scapulae elevates scapula serratus anterior protracts and rotates scapula pectoralis minor protracts and rotates scapula Supraspinatus abducts arm at shoulder joint
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