FA18 1353 Exam 4 Review.pdf - FA18 1353: Exam 4 Review (CH...

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FA18 1353: Exam 4 Review (CH 12 & Selected Diseases from CH’s 2126)A.Chapter 12 (Fungi, Algae, Protozoa, & Helminths)a.Fungi:i.Are chemoheterotrophs; absorb nutrients; decomposition; aerobic or facultatively anaerobic; both sexual &asexual reproductionii.Compared to bacteria, fungi, grow in more acidic environments; are more resistant to osmotic pressure; & cangrow with very low moisture contentiii.Molds and Fleshy Fungi: filamentous; vegetative & aerial hyphae; mycelium; produce spores for reproductioniv.Yeast: unicellular; reproduce by budding/fissionv.Dimorphic fungivi.Pathogens; fungal diseasesmycoses (systemic/cutaneous/subcutaneous)b.Algaei.Photosynthetic; unicellular (dinoflagellates/diatoms) & multicellular forms (red/brown/some green algae)ii.Algal diseases due to toxins produced by certain algae; are not infectiousc.Protozoansi.Unicellular, mostly aerobic, heterotrophsii.Diverse features:1.Motilityciliated types; amoeboid (pseudopodia); flagellated; undulating membrane2.Cyst formation; may have complex life cycles w/different stages & hosts (Apicomplexamalaria)3.Nutritional adaptations4.Reproduction: sexual & asexual (fission/budding/schizogony)d.Helminths: parasitic worms (flatworms & roundworms)i.

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Term
Fall
Professor
Knapp
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