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sexual spores

Listing 1 - 10 from 81 for sexual spores

Mycology - Structure and Function - Spores
... Conclusion Questions Nuclear States Introduction Cell Cycle Variations Conclusion Questions Spores, Sexual & Asexual Introduction Asexual Spores Sexual Spores Conclusion Questions Dimorphic Structures Introduction Rust Fungi True Dimorphic ... The phialide usually does not increase in size during conidiogenisis. TOP Sexual Spores The sexual process enables a mixing of genotypes, and in fungi the ...
bugs.bio.usyd.edu.au

Spores, Sexual and Asexual Questions
... for saving this page with your responses. Spores, Sexual and Asexual Questions Question 1 What are the different types of spores found in the fungi? Type your answer ... spores are non specialised cells and cells which function to disperse the fungus. Arthrospores are fragments of hyphae. Conidia, sporangiospores and zoospores are specialised cells which reproduce the fungi asexually. The sexual spores ...
bugs.bio.usyd.edu.au
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Trees Part 4
... summer. The disease cycle is broken if the alternate host is removed; however, the spores can drift long distances between the oaks and pines. No control is normally required ... spores (conidia). These spores are gone within a few weeks and a grayish surface is visible. This is covered with numerous black fruiting structures. Mature fruiting structures (perithecia) can forcibly discharge sexual spores ...
plantpathology.tamu.edu

On-Line Glossary: P
... formation, diploidization, and haploidization, often resulting in the formation of recombinant nuclei. Unlike the sexual cycle, the parasexual cycle can occur at any point or continuously throughout the life ... the epidermal cell wall. (3) perfect state. The state of a fungus characterized by sexual spores. (7) peridermium. A blister-like aecium as in the form genus Peridermium. (Pl. peridermia.) ( ...
ppathw3.cals.cornell.edu

FPHG -
... the centers. Disease Cycle Sexual spores are produced on overwintered, fallen leaves and are carried by air currents to newly formed leaves. About a month after infection, new spores are generated in the ...
ssfruit.cas.psu.edu

Laboratory Exercises in Plant Pathology - Identification of Powdery Mildew Fungi
... ). (photo by N. Shishkoff) At the end of the growing season, powdery mildew fungi produce sexual spores, known as ascospores, in a sac-like ascus (pl. asci) enclosed in a fruiting body ... extensive revision based on DNA sequence data. Previously, identification was based largely on the teleomorph (sexual stage) and the morphology of the chasmothecium and its appendages, but the morphology of structure ...
www.apsnet.org

gloss
... composed of hyphae, and reproducing by spores. G (top) Gametangium (Gametangia) - A structure containing gametes, or nuclei that fuse and produce sexual spores. Gamete - A male or female reproductive cell, or the nuclei within a gametangium that fuse and produce sexual spores. Geotropism - Growth in response ...
www.cals.ncsu.edu

exam 1
... form ________________ and ________________ (sexual structures) and reproduce asexually by forming ________________ (asexual spore). Fungi classified in the Ascomycotina form ________________ (sexual spores) in a sac-like ... on a ________________. Members of the Hymenomycetes of the Basidiomycotina produce a sexual spore termed a ________________ that is produced on a ________________. The hymenium ...
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Ascomycota
... II. Asexual reproduction. The majority of ascomycetes utilize conidiospores or conidia. III. Sexual reproduction. The usual sexual spores are ascospores. These are contained in a sac called an ascus, and ... forms pseudohyphae. Certain cells undergo meiosis, forming 4 ascospores/ascus. Within the ascus, two spores undergo plasmogamy and karyogamy, forming a diploid zygote, which exits the ascus and ...
www.cs.cuc.edu

Basidiomycota
... fungi, and agricultural pests. Cell walls are usually chitinous. Asexual spores are various types of conidiospores. II. Sexual Reproduction. The sexual spores are basidiospores, borne on basidia, usually located on a basidiocarp. ... , but the seed coat remains intact, so that the spores are not released. Instead, the kernel coat and its spores are harvested with the normal kernels, but during the ...
www.cs.cuc.edu
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