18.10.1 Fungal Physiology, Structure,and Symbioses ©Most fungi are multicellular,,forming a network of hyphae菌丝 Hyphae that extend above the surface can produce asexual spores called conidia分生孢子 Conidia are often pigmented and resistant to drying ©Hyphae form compact tufts called mycelia菌丝体 ©Most fungal cell walls are made of chitin几丁质细胞壁 ©Mycorrhizae help plant roots obtain phosphorus菌根 Chen Feng.Shanghai Jiao Tong UniversityChen Feng, Shanghai Jiao Tong University 18.10.1 Fungal Physiology, Structure, and Symbioses Most fungi are multicellular, forming a network of hyphae菌丝 Hyphae that extend above the surface can produce asexual spores called conidia 分生孢子 • Conidia are often pigmented and resistant to drying Hyphae form compact tufts called mycelia 菌丝体 Most fungal cell walls are made of chitin 几丁质细胞壁 Mycorrhizae help plant roots obtain phosphorus 菌根