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57 Cards in this Set
- Front
- Back
Bacterial dna does not have what type of protein
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histone protein
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resistant bodies that contain genetic material and small amount of cytoplasm surrounded by durable cell wall
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endospores
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specialized cells that produce nitrogen fixing enzymes
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heterocysts
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euglenoids
kingdom: |
protista
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which organizm has eyespots that permits phototaxis which is ability to move in response to light
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euglenoids
protista |
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produce nerve toxins that concentrate in filter-feeding shellfish, cause illness
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dinoflagellates
protista |
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have 2 flagella posterior and transverse
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dinoflagellates
protista |
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tests made of silica that fit together
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diatoms
protista |
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multicellular and have flagellated sperm cells; giant sea weeds and kelp
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brown algae
protista |
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have both chlorophyll a and b; cellulose cell walls; store carbohydrates in form of starch
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chlorophyta
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lineage of chlorophytes are believed to be ancestors to plants
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charophytes
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consume either living cells or dead organic matter
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protozoa
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amoebas that move by extensions of cell body called pseudopodia
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Rhizopoda
protozoa |
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encircle food and absorb it by phagocytosis
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pseudopodia
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tests bade of calcium carbonate
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foraminifera
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parasites of animals; complex of oganelles located at apex of cell
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apicomplexans
protozoa |
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form either filaments or spore bearing bodies
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fungus like protozoa
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exhibit fungus-like and protozoa like characteristics during life cycle
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cellular slime molds
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germinate into amoebas which feed on bacteria
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spores
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grow as a single unit; spreading mass plasmodium
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plasmodial slime molds
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form filaments that secrete enzymes that digest the surrounding substances
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oomycota
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filaments lack septa
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oomycota
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contain many nuclei within a single cell due to lack of septa
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coenocytic
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what are cell walls of oomycota made of
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cellulose
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what does fungi release during sexual reproduction
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pheromones
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at what stage do fungi is it a diploid?
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karyogamy
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lack septa; reproduce sexually by fusion of hyphae
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zygomycota
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lack septa but do not prodcue zygospores; include mycorrhizae
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glomeromycota
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reproduce sexually prodcuing haploid ascospores
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ascomycota
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imperfect fungi; artifical group with no sexual cycle
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deuteromycota
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dominant generation for plants
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diploid
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gametophyta protected by
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ovary
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sporophyte undergoes .... to make haploid spores
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meiosis
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seedless plants/ vascular
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lycophyta; mosses
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vascular plants
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pterophyta: ferns
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gametes of bryophyta
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archegonia
antheridia |
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most primitave of tracheophytes and contain rhizoids instead of roots
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tracheophyta: seedless vascular plants
psilophyta |
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possess roots microphyll leaves and hollow jointed systems
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sphenophyta
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contain sporophylls (strobilli) wiht sporangia
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lycophyta
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lycophytes form what on tropical trees
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epiphytes
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produce sporangia colled sori; most widespread seedless vascular plants
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ferns
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how do megaspore mother cells divide to make one egg
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mitosis
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nucellus + megaspore
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ovule
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opening in integument that allows for pollen to access the egg
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microphyle
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seeds produced in unprotected megaspores near surface of reproductive system
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gymnosperm
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maple trees, apple trees poatoes, carrots golden rods, butter cups
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dicotyledons
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wheat corn rye rice sugar cane pineapple irises, bananas orchids and palms
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monocots
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cells not organized in true tissues
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parazoa (animalia)
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have ecto derm and endoderm
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cnidaria
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bilaterally symmetrical with no circulatory system
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platyhelmenthes/ flatworm
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decompose and recycle nutrients; long digestive tube
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nematoda/ roundworm
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complete digestive tract; open circulatory system; internal cavity hemocoel
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mollusca
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well defined nervous circulatory excretory; with coelem
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annelida
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2 chambered heart; external fertilization
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fish
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3 chambered heart; external fertilization
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amphibia
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scales; 3 chambered heart internal fertilization
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reptiles
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lay leather eggs; horny bills; anteater platypus
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monetremes
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