Protister Flashcards

1
Q

Pr. definition: Hvad mangler protister som gruppe?

A

Kollagen(protein) & Kitin i cellevæg

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2
Q

Hvad er alle protister strukturelt dækket af?

A

Plasmamembran (Plasmalemma)

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3
Q

Hvad kan cytoplasmaen deles ind i?

A

Ectoplasma og Endoplasma

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4
Q

Hvad kaldes det homologe ord for organer hos protister?

A

Organeller

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5
Q

Bevægelse for amøber

A
Lobopodia (finger pseudopodier) m. hyalin cap el. filopodia (grenet pseudopodier)
Endoplasma flydende (sol)
Ectoplasma gelantiøs (gel)
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6
Q

Bevægelse for Ciliater

A

Cillieslag - Power/recovery.

Består af mikrotubili (af aktin). Dynein spalter ATP

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7
Q

Bevægelse for flagellater

A

Flagelrotation for enden, trækker fremad.

Mastigonemes (hår på flagellen)

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8
Q

Bevægelse for Foraminifera

A

Reticulopodia (pseudopodier). Projection af filamenter, der trækker dyret frem.

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9
Q

Reproduction for protister (3 metoder)

A

Binær fission (longitudinal / transversital)
multiplær fission
Encystering

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10
Q

Fødeindtag

A

Fødevakouler (fagosomer) og pH-regulering

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11
Q

Cilliater har dimorf cellekerne, forklar dette

A

Macrokernen er dens store kerne, som dyret er afhængig af. (Degenerer i fission)
Mikrokernen er vigtig del af reproduktion (danner synkaryoten)

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12
Q

Apicomplexa levemåde

A

Endoparasitisk (malaria f.eks.)

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13
Q

Hvad er en pelicle?

A

Membranen hos cilitater der holder strukturen på cillierne (Indeholder alveoler)

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