BIO 108 FINAL EXAM QUESTIONS WITH CORRECT ANSWERS

BIO 108 FINAL EXAM QUESTIONS WITH
CORRECT ANSWERS


Porifera - CORRECT ANSWER✔✔-No Hox Genes or true tissue.
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Phagocytosis feeding at choanocyte cell. | | | |




Cnidaria - CORRECT ANSWER✔✔-Have both polyp and medusa body
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shapes


Sharks, Rays - CORRECT ANSWER✔✔-Non-ossified cartilaginous fish. No
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swim bladder. Bony teeth. Internal fertilization but Progeny production.
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Tooth like scales. Stiff fins.
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Cuticle - CORRECT ANSWER✔✔-Non-living outer layer shed during molt
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Water Vascular System - CORRECT ANSWER✔✔-Hydraulic canals that
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operate tube feet in Echinoderms
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Electrical Field - CORRECT ANSWER✔✔-Signal produced by muscular
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movement that sharks can detect | | | |

, Buccal Pump - CORRECT ANSWER✔✔-Structure used by lung fish and
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amphibians to bring air into lungs | | | | |




Choanocytes - CORRECT ANSWER✔✔-Cells that Phagocytize and digest
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food - in Sponges. Become sperm in reproduction
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Amoebocytes - CORRECT ANSWER✔✔-Cells in sponges that transfer | | | | | | | |



and carry food. Can become eggs during reproduction stages.
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Complex Life Cycle - CORRECT ANSWER✔✔-Requires at least two hosts
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to complete the life cycle
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Definitive Host - CORRECT ANSWER✔✔-Usually Vertebrate - where
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sexual reproduction occurs
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Indefinitive Host - CORRECT ANSWER✔✔-Usually Invertebrate - where
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eggs are laid and asexual reproduction occurs
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Ecydsis - CORRECT ANSWER✔✔-Process of Molting - definitive feature
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of Ecydsozoa
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Nematoda - CORRECT ANSWER✔✔-Longitudinal muscles,
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pseudocoelamate, no segmentation, no eyes and no appendages. | | | | | | | |



Eutellic. Hook worm and heart worms.
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