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BIO 322 – FINAL Exam-Questions with Correct Answers/ Verified/ 100% Pass
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BIO 322 – FINAL Exam-Questions with Correct Answers/ Verified/ 100% Pass
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BIO 322 – FINAL Exam-Questions with Correct Answers/ Verified/ 100% PassPhylum Arthropoda (generic) - ✔️✔️- well dvlp nervous system (tricerebrum)
- bilateral sym, triploblastic, coelomate
- body segmented internally and externally (joint appendages)
- open circulatory system: hemocoel (blood can leave vessels and go back in)
- gut complete, well dvlp
- usually pair of compound eyes (ommatidia)
Subphylum Trilobitomorpha - ✔️✔️- marine arthropods; extinct
- body made of distinct head (cephalon)
-- fused to the posterior portion of the body (pygidium)
- head bears antennae
- 2 well dvlp eyes (look compound based on fossils)
- 4 pairs of appendages
Subphylum Uniramia (morph) - ✔️✔️- ph. arthro.
- body composed of 3 tagmata
- all appendages multi articulated and uniramous
- head w/ antennae, mandibles, and various numbers of feeding appendages
- mandibles are whole limb jaws w a single biting surface
- compound eyes w ocelli in most
Subphylum Uniramia (systems) - ✔️✔️- gas exchange by tracheal system with spiracles (openings in
body that let gases in/out)
- Malpighian tubules for excretion
- dioecious
Subclass Chilopoda - ✔️✔️- ph. arthro, sub uniramia, class myriapoda
- centipedes
- 1 leg per somite; 15-174 pairs
- poison claws
, - predaceous (active predators)
Subclass diplopoda - ✔️✔️- ph. arthro, sub uniramia, class myriapoda
- millipedes
- 2 legs per somite
- produce hydrocyanic acid -- warning coloration common
- slow moving, herbaceous scavengers
Class hexapoda (generic) - ✔️✔️- ph arthro, sub uniramia
- insects
- open circulatory syst
- malpighian tubules for excretion/osmoregulation
- 3 tagmata (fused metameric segments): head, thorax and abdomen
- trachea system w spiracles (opening on integument for gas exchange)
Hexapoda orders: Lepidoptera - ✔️✔️butterflies, moths
Cl. Hexapoda orders: coleoptera - ✔️✔️beetles (largest order)
Cl. Hexapoda orders: isoptera - ✔️✔️termites (eusocial)
Cl. Hexapoda orders: odonata - ✔️✔️dragonflies
Cl. Hexapoda orders: orthoptera - ✔️✔️grasshoppers, crickets
Cl. Hexapoda orders: hymenoptera - ✔️✔️bees, wasps, ants
Cl. Hexapoda orders: hemiptera - ✔️✔️true bugs, ie stinkbugs
Cl. Hexapoda orders: homoptera - ✔️✔️cicadas
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