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Botany 130 > Algae > Flashcards

Algae Flashcards

1
Q

What is primary endosymbiotic event?

A

A eukaryote with a cyanobacteria.

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2
Q

What is a secondary endosymbiotic event?

A

A eukayote with a eukaryote.

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3
Q

How many times has primary endosymbiosis thought to have occurred?

A

Once.

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4
Q

What two types of algae contain chloroplasts with a double membrane?

A

Red and Green Algae.

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5
Q

What accessory pigments do cyanobacteria have?

A

Carotenoids and phycobilins

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6
Q

What accessory pigments do Red algae have?

A

Phycobilins

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7
Q

What accessory pigments do plants and green algae have?

A

Carotenoids.

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8
Q

What are the two types of Phycobilins?

A

Phycoerythrin and phycocyanin

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9
Q

What organisms have 3 membrane chloroplasts?

A

Euglenoids.

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10
Q

What’s special about Cryptamonids?

A

They are algae with a nucleomorph.

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11
Q

What 3 types of organisms have 4 membrane chloroplasts?

A

Diatoms, brown algae, and dinoflagellates.

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12
Q

How were stamenopiles derived?

A

One secondary event involving a red algae.

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13
Q

What accessory pigments do Diatoms have? What does it do?

A

Fucoxanthins, which make them look brown.

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14
Q

What chlorophylls do diatoms have?

A

Chlorophyll a and c.

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15
Q

What are the walls of diatoms made up of?

A

Glass.

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16
Q

How were brown algae derived? What else resulted from this event?

A

One secondary event involving a red algae along with diatoms.

17
Q

How were dinoflagellates derived? Were any other organisms derived during this event?

A

Dinoflagellates were derived From a secondary endosymbiosis event with a red alga different from that of the diatoms and Brown Algae.

18
Q

What chlorophylls do dinoflagellates have?

A

Chlorophyll a and c.

19
Q

What’s special about the genus of the dinoflagellates, Symbiodinium?

A

It forms a symbiotic relationship with the stony corals.

20
Q

What chlorophyll do red algae have?

A

Chlorophyll a.

21
Q

What accessory pigments do red algae have?

A

Phycobilins.

22
Q

What allows red algae to grow deep in water?

A

Phycoerythrin

23
Q

Are Stamenpiles heterotrophic or autotrophic?

A

Heterotrophic.

Botany 130 (19 decks)

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