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90 Cards in this Set
- Front
- Back
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Have a nucleus & organelles
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Protist
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More than 1 chromosome with histones
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Protist
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use microtubules in a cytoskeleton
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Protist
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many with cilia & flagella
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Protist
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may contain chloroplasts
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Protist
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dive by mitosis & meiosis or both
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Protist
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ribosomes are larger
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Protist
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most unicellular
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Protist
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some autotrophs, some heterotrophs, some both
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Protist
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Ancestors 1st eukaryotes to evolve
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Diplomonads & Parabasalids
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Heterotrophic flagellates
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Diplomonads & Parabasalids
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Many live in oxygen poor or anaerobic habitats
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Diplomonads & Parabasalids
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a very beautiful sexually transmitted disease
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trichomonas (parabasalids)
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gut symbiotes in termites
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parabasalids
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what do gut symtiotes in termites do
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digest cellulose
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sexually transmitted parasite
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trichomonas vaginalis
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likes to suck nutrients out of epithelial cells lining the reproductive tract and urethra of male & females
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trichomonas vaginalis
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intestinal parasite of humans, animals
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Giardia
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is Giardia anaerobic or aerobic?
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anaerobic
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most with mitochondria , ER, and Golgi
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Protist
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no lysosomes, mitochondria, or Golgi
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Giardia
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What kind of protist is trichomonas?
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Parabasalids
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What kind of protist is Giardia?
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Diplomonad
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survives outside of body as cysts
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Giardia
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causes giardiasis
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Giardia
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most autotrophic & heterotrophic
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euglena
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eat other flagellates, bacteria, & organic compounds
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euglena
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acquired chloroplasts by endosymbiosis
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euglena
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what is a pellicle
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flexible & protective covering on euglena
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flexible & protective covering on euglena
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pellicle
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moves cell to light
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flagella
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what does flagella do
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moves cell to light
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stigma =
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eyespot
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eyespot =
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stigma
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detects light intensity & direction
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eyespot - stigma
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at base of flagella
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eyespot - stigma
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what does the eyespot on euglena do
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detects light intensity & direction
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flask-shaped space in euglena
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cytopharynx
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what is cytopharynx
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flask-shaped space in euglena
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opens into euglena
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cytosome
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what is cytosome
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opens into euglena
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does mitosis by binary fission
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euglena
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before euglena can do division what must happen
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it must make copies of contractile vacuoles, flagell & basal bodies, and nucleus
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what kind of protist is trypanosomes
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kinetoplastids
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what protist is a kinetoplastid
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trypanosome
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causes african sleeping sickness
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typanosomes
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heterotrophic & parasitic
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trypanosomes
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flagella extends across entire body
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trypanosomes
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transmitted by Tsetse fly
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trypanosome
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what does trypanosomes cause
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African sleeping sickness
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how is Trypanosomes transmitted
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Tsetse fly
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how does the Tsetse fly cause African sleeping sickness
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once in blood they swim & divide then they invade CSF & brain causing damage & deterioration
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move by means of cytoplasmic streaming & pseudopods
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amoeoid protozoans
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2 kinds of amoeboid protozoans
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naked and shelled amoebas
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3 shelled amoebas
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foraminiferans, heliozoans, radiolarians
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what kind of amoebas are foraminiferans, heliozoans, and radiolarians
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shelled amoebas
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change shape constantly
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naked amoebas
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captures food by engulfing their prey
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nake amoebas
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feeds by phagocytosis
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naked amoebas
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what do food vacuoles do
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digest food
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what does the contractile vacuoles do
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osmotic balance
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produce asexual fission
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nake amoebas
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what is asexual fission also called
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mitosis
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what is mitosis also called
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asexual fission
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causes sever dysentery
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entamoeba histolytica
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what does entamoeba histolytica cause
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severe dysentery
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likes to live in large intestine
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entamoeba histolytica
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where can entamoeba histolytica be found
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in large intestine
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found in mouth - 75%
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entamoeba gingivalis
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where is entamoeba gingivalis found
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in the mouth
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spread by kissing or sharing food
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entamoeba gingivalis
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how is entamoeba gingivalis spread
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by kissing or sharing food
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feed on loose cells & bacteria
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entamoeba gingivalis
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what does entamoeba gingivalis eat
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loose cells & bacteria
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how do amoebas forms shells
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either serete shells or cement sand grains together to make shells
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what is the shell of foraminiferans made of
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calcium carbonate
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what is the shell of radiolarians & heliozoans made of
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shells of silica
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what is an example of a ciliated alveolate
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ciliated protozoans paramecium
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what is a ciliated alveolate
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membrane bound sacs (alveoli) under the cell membrane
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moves by cilia
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ciliated protozoan paramecium
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what is a trichocyst
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string with a barb
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string with a barb
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trichocyst
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expelled if disturbed
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trichocyst
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usually has 2 contractile vacuoles
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paramecium
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has 2 nuclei
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paramecium
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what are the 2 nuclei found in paramecium
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macronucleus, micronucleus
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what is the role of a macronucleus
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metabolism & growth
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what is the role of a micronucleus
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sexual reproduction by conjugation
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role is metabolism & growth
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macronucleus
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role is sexual reproduction by conjugation
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micronucleus
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