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Biology 1020 > Echinodermata (NOT VERY IMPORTANT) > Flashcards

Echinodermata (NOT VERY IMPORTANT) Flashcards

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1
Q

traits of Deuterstomia

A
  1. deuterostome development
  2. bilaterians
  3. defined by DNA
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2
Q

habitat of Echinodermata

A

marine

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3
Q

where do Echinodermata live in the ocean

A

on the sea floor (benthic)

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4
Q

body plan of Echinodermata

A
  1. thin epidermis covers an endoskeleton
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5
Q

what is unique to the Echinodermata

A

water vascular system

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6
Q

symmetry in ADULT Echinodermata

A

radial

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7
Q

why are Echinodermata bilaterians if their adults show radial symmetry

A

because their larva stage has bilateral symmetry

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8
Q

reproduction in Echinodermata

A

separate males and females (broadcast spawning)

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9
Q

five clades in Echinodermata

A
  1. Asteroidea
  2. Ophiuroidea
  3. Echinoidea
  4. Crinoidea
  5. Holothuroidea
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10
Q

Holothuroidea are

A

sea cucumbers

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11
Q

Crinoidea are

A

sea lilies and feather stars

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12
Q

Echinoidea are

A

sea urchins and sand dollars

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13
Q

Ophiuroidea are

A

brittle stars

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14
Q

Asteroidea are

A

sea stars and sea daises

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15
Q

least to most inclusive

A

sea Daisies: Asteroidea: Echinodermata: Deuterostomia: Bilateria: Eumetazoa: Metazoa

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16
Q

least to most inclusive

A

sea stars: Asteroidea: Echinodermata: Deuterostomia: Bilateria: Eumetazoa: Metazoa

17
Q

least to most inclusive

A

brittle stars: Ophiuroidea: Echinodermata: Deuterostomia: Bilateria: Eumetazoa: Metazoa

18
Q

least to most inclusive

A

sea urchin: Echinoidea: Echinodermata: Deuterostomia: Bilateria: Eumetazoa: Metazoa

19
Q

least to most inclusive

A

sand dollars: Echinoidea: Echinodermata: Deuterostomia: Bilateria: Eumetazoa: Metazoa

20
Q

least to most inclusive

A

feather stars: crinoidea: Echinodermata: Deuterostomia: Bilateria: Eumetazoa: Metazoa

21
Q

least to most inclusive

A

sea lilies: Crinoidea: Echinodermata: Deuterostomia: Bilateria: Eumetazoa: Metazoa

22
Q

least to most inclusive

A

sea cucumbers: Holothuroidea: Echinodermata: Deuterostomia: Bilateria: Eumetazoa: Metazoa

Biology 1020 (29 decks)

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