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Break down organic material and recycle vital nutrients |
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Fungi are ______ that feed by ____. |
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Fungi use a number of ___ ____ to break down organic matter. |
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4 diverse lifestyles of fungi |
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1) Decomposers 2) Parasites 3) Mutualist 4) Competitors |
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2 most common body structures of fungi |
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1) Multi-cellular filaments (Molds) 2) single cells (Yeast) |
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Microscopic fungi include |
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Macroscopic fungi include |
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Network or branched hyphae adapted for absorption |
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Most fungi have cell walls made of |
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Some fungi have hyphae divided into cells by |
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Pores which allow for cell to cell movement of organelles |
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Specialized Hyphae is called |
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fungi to penetrate the tissue of their host |
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mutually beneficial relationships between mycorrhizal fungi and plant roots |
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form sheaths of hyphae over a root. they also grow in extracellular space of root cortex. |
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In fungi, fertilization is... |
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Fertilization in fungi is split into |
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When cytoplasms fuse & union of two parent mycelia |
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Arbuscular mycorrhizal fungi... |
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Asexual and sexual life cycles |
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Fungal nuclei are normally |
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Sexual reproduction in fungi require |
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fusion of hyphae from different mating types |
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Sexual signaling molecules in fungi |
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Once nuclei coexist in mycelium it is called |
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When nuclei coexist in mycelium, the mycelium is known to be |
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in some fungi, haploid nuclei pair off, two to a cell.. this is called.. |
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when haploid pair off, the mycelium is known to be... |
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Nuclear fission is called |
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During karyogamy, the haploid nuclei fuse producing... |
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Karyogamy cells under go ___, producing ___ spores |
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Molds produce ____ __ by ____ and form visible mycelia to reproduce asexually. |
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Yeasts are __ __ and do not produce __. |
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Many molds and yeasts have no known sexual stage, theses are called.. |
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Fungi imperfecti (Deuteromycetes) |
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Aquatic, single cell, flagellated protist |
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Fungi, animals, and their protistan relatives from the |
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DNA evidence suggests, animals are most closely related to |
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unicellular choanoflagellates |
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Earliest colonizers of land |
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5 major divisions are known as |
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1 major division CHYTRIDS. Formally known as____. Found in__ __ & __ __. They can be __,___,__. |
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Oomycetes (water fungi. Fresh water and terrestrial habitats. They can be decomposers, parasites, or mutualists. |
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Chytrids have ___ spores. |
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Flagellated spores in Chytrids are known as |
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2 major division ZYGOMYCETES. Include: fast growing ___, ___, and ___ ___. |
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molds, parasites, and commensal symbionts. |
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Zygomycetes are named for their sexually produced ____. that can.. |
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zygosporangia, which can survive harsh conditions |
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Phylum Zygomycota typically produce |
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Some zygomycetes can ___ their sporangia |
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aim toward conditions associated with good food sources |
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3 major division. Glomeromycetes. once considered _____. Form a ___ ___ |
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Zygomycetes. form a arbuscular mycorrhizae. |
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Glomeromycete cells are ____ and without |
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4 major division. Ascomycetes. Live... and have sexual spores in a saclike... |
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Live in Marine, freshwater, and terrestrial habitats. Sac like Asci. |
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contained in fruiting bodies called ascocarps |
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Ascomycetes are commonly called |
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plants pathogens, decomposers, and symbionts. |
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asexually, with asexual spores called conidia |
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Conidia are not... are produced... |
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formed inside sporangia. produced asexually at tips of specialized hyphae called conidiosphores |
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5 major division. Basidiomycetes. Include: |
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Mushrooms, puffballs, shelf fungi, mutualists, and plant parasites. |
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Basidiomycetes are defined by a |
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club-like structure called basidium |
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basidiomycetes are also called |
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life cycle of basidiomycetes usually |
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include a long lived dikaryotic mycelium |
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mycelium in basidiomycetes produce Basidiocarps which are |
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Elaborate fruiting bodies |
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1)mycorrhizae are important to ecosystem and agriculture 2) plant harbor symbiotic endophytes that live in leaves or other plant parts 3) Endophytes make toxins that deter herbivores and defend against pathogens |
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1) Fungi share digestive services with animals 2)Fungi help break down plant material in cows 3) ants and termites use digestive power of fungi by raising them in farms |
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Symbiotic association between a photosynthetic microorganism (algae),a nitrogen fixer (cyanobacteria), and a fungus |
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___ or ___ occupy the inner layer below the below the lichen surface |
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The fungi of lichens can reproduce |
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Lichens asexual reproductions is by the formation of |
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Small clusters of hyphae with embedded algae |
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Lichens are important pioneers on |
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New rock and soil surfaces |
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Death of lichens can be a warning that |
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air quality is deteriorating |
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Some fungi attack food crops and produce |
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Fungal infection in animals |
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make cheese, alcoholic beverages, bread. Antibiotics. ex; penicillium |
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Must have extracellular matrix and gap juntions |
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7 characteristics of animals |
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1) multicellular heterotrophs 2) cells lack cell walls 3) Most have nerves, muscles, capacity to move. 4) most reproduce sexually 5) Sensory structures and nervous system 6) Extracellular matrix 7) Cell junctions |
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How many recognized animal phylas? |
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How many main morphological and developmental features in animals |
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4 main morphological and developmental features in animals |
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1) Different tissue types 2) body symmetry 3) true body cavity 4) embryonic development |
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Metazoa: divided into 2 general categories |
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(all animals) have some specialized cell. Parazoa and Eumetazoa |
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No specialized tissues or organs (sponges, porifera) |
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More than one type of tissue or organs (arthopoda,insects) |
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Eumetazoa are __ symmetrical or ___ symmetrical |
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Cephilization (head and tail) and dorsal and ventral sides. |
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Cell layers that develop during embryo formation |
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General pattern for embryo development |
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Ovum+sperm > zygote >cell cluster >blastula (hollow ball)(one cell layer=ectoderm) >gastrulation (invagination) to produce a second layer=endoderm> some will then produce a 3rd layer in the middle called mesoderm |
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Meatazoa are split into how many categories |
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The 2 categories of metazoas |
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No specialized tissues or organs such as Porifera, sponges |
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More than 1 type of tissue and organs such as arthropod as, insects |
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Both radial and bilateral |
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Cephilization, head,tail, ventral, dorsal sides |
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Mammals, fish, birds, reptiles |
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Bilateral is split into 2 |
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Deuterostomia and protostomia |
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Lophotrochozoa & ecdysozoa |
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name stems from lophophore a (feeding tentacles) and trochophore larva |
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Named for ecdysis(molting) |
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Secrete non living cuticle |
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Bilateral symmetry divided into 3 |
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Lacking coelm (coelom ayes) With pseudocoelm (pseducoelomates) Possessing coelm (coelomates) |
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