Test 2 Chapter 20

Front 1

includes true fungi , multicellular animals and certain kinds of protists

Back 1

Opisthokonta

Front 2

Eumycota

Back 2

true fungi

Front 3

Metazoa

Back 3

multicellular animals

Front 4

includes green plants and primary endosymbiont algea

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Viridiplantae

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Amoebozoa

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the unshelled amebas

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Cercozoa

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shelled amebas

Front 7

alveolata

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ciliates and flagellates with complex cortical structures

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Heterokonta

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the kelps, diatoms and flagellates with nonequivalent paired flagella

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Discicrisata and excavata

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primarily parasites showing evolutionary reduction

Front 10

Many protists are

Back 10

phototrophs as well as heterotrophs

Front 11

Many protists are based on

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secondary or tertiary endosymbiosis derived from engulfed algae

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Fungi form____ with_____

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hyphae with cell walls of chitin

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Hyphae absorb

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nutrients from decaying organisms or from infected host cells

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Some fungi remain unicellular called

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yeast

Front 15

Chytridiomycetes fungi

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have motile zoospores

Front 16

Fungi share a trait with animals

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motile reproductive forms

Front 17

What has been lost by other fungi through reductive evolution

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flagellar motility

Front 18

Zygomycetes fungi form

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hyploid mycella

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How do fungi zygomycetes undergo sexual reproduction

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Hyphal tips differentiate into gametes and grow towards each other

Front 20

Some zygomycetes form what that attach to the roots of plants

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mycorrhizae

Front 21

Ascomycetes fungal mycelia

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form paired nuclei

Front 22

Ascomycetes undergo reproduction

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within the hyphal cells the paired nuclei fuse followed by meiosis and development of ascospores

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Some ascomycetes form fruiting bodies called

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Conidia

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Basidiomycetes fungi

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form mushrooms

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Cells with paired nuclei form large fruiting bodies called

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Mushrooms

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Forming mushrooms

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The paired nuclei fuse to form the diploid basidium which generate haploid basidiospores

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a taxonomic group of protists whose flagellated members possess two flagella of unequal lengths

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Heterokont protists

Front 28

Aborb red and blue light and grow near the top of the water column.

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Chlorophyta

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Green Algea

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Chlorophyta include unicellular filamentous and sheet forms

Front 30

Have the accessory photopigments phycoerythrin which absorbs green and longer wavelength blue light, enabling growth at greater depth

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Rhodophyta

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Red Algae

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Rhodophyta include species of diverse forms many which are edible to humans

Front 32

Diatomes are

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heterokonts with silicate shells called frustules

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Diatoms replicate by

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an unusual division cycle generating successively smaller frustules

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Kelps are

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heteroknonts that grow in long sheetlike fronds

Front 35

What plays an important role in the ecology of the open ocean as well as the ecology of marine beaches

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Kelps

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Have an amorphous form that moved using pseudopods

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amoebas

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What are pseudopods

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they are lobe-shaped, lamellar or filamentous

Front 38

What drives the extension and retraction of pseudopods

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Cytoplasmic streaming through cycles of actin polymerization and depolymerization