Sprin 2011 Fungi - Bios 1063 Chapter 16 Kingdom Fungi A....

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Bios 1063 Chapter 16 Kingdom Fungi A. Characteristics of Fungi 1. Absortive Heterotrophs -Secrete hydrolytic enzymes outside their bodies to dissolve macromolecules , they absorb the nutrients from the broken down macromolecules. 2. Chitin Cell Walls 3. Opportunistic Sexual Reproducers 4. Hypha is the basic body structure B. Morphology of Fungi: 1. Hyphae- fungi are composed of long tube like structures called hyphae, which may or may not have cross walls called septa. There are pores in the cross walls so the cytoplasm of fungi are connected to each other. Easy to transport absorbed nutrients through the hyphae. 2 . Mycellium - Network mat of hyphae. 3. Sporangium- is a capsule that releases spores from asexual reproduction 2. Fruiting bodies such as mushrooms (club fungi) and (morelles) sac fungi are formed by Sexual reproduction. Two fungal strains (+) and (–) merge together and fuse their cytoplasm, but not the 2 nuclei so they are called Dikaryons (1n + 1n) (2 separate nuclei). When the nuclei fuse, they form a zygote (2n) which will go
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Sprin 2011 Fungi - Bios 1063 Chapter 16 Kingdom Fungi A....

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