intra Flashcards

1
Q

Chlorophycae

A

Chlamydomonas
Volvox
Pandorina

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2
Q

Chlorophyta (algues vertes)

A

Chlorophycae

Ulvophycae

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3
Q

protophyte vs cénobe vs thalle

A

protophyte : unicellulaire

cénobe : petites masses de cellules identiques collées les unes des autres

Thalle : grande masse pluricellulaire macroscopique

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4
Q

cycle de vie de Chlamydomonas

A

haplophasique

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5
Q

apparence pandorina et Volvox

A

colonial, pas pluricellulaire

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6
Q

Cycle de vie de Ulvophycae

A

haplo-dipllophasique

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7
Q

Quel phylum pour polysiphonia ?

A

rhodophytes (algues rouges)

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8
Q

cycle de vie polysiphonia

A

haplodiplophasique

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9
Q

caractéristiques des algues vertes

A

chlorophylle a et b
amidon
groupe monophylétique avec les plantes : viridiplantae

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10
Q

caractéristiques des algues rouges

A

phycoérythrine
pas de chlorophylle b
absence de cellules flagellées

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11
Q

isogamie vs anisogamie vs oogamie

A

isogamie : les gamètes sont identiques
anisogamie : les gamètes ne sont pas identiques
oogamie : le mâle est petit et se déplace et la femelle est grosse et ne bouge pas

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12
Q

A quelle classe appartient vaucheria ?

A

algues jaune-vert

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13
Q

cycle de vie de vaucheria

A

haplophasique

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14
Q

cycle de vie de laminaria

A

haplodiplophasique

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15
Q

cycle de vie de fucus

A

diplophasique

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16
Q

cycle de vie saprolegnia

A

diplophasique

17
Q

cycle de vie physarum

A

haplo-diplophasique