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Sponges Biology > Porifera > Flashcards

Porifera Flashcards

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0
Q

Sessile

A

Immobile organism that is attached to something as an adult

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1
Q

Body plan

A

Asymmetrical
No nervous tissue
Body cavity: acoelomate
Endoskeleton

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2
Q

Spicules

A

Small, hard fibers

Silica

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3
Q

Spongin

A

Protein fibers

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4
Q

Reproduction

A

Asexual by budding or regeneration

Sexual by external fertilization

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5
Q

Gemmules

A

Internal buds, food-filled ball of amebocytes surrounded by a protective coat

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6
Q

Consumer (omnivores)

A

Filter feeders- animals that feed by straining suspended matter and food particles from water

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7
Q

Collar cells

A

Flagella moves through water through the sponges

Tiny hairs and amebocytes filter and digest the food and leaves through osculum

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Sponges Biology (2 decks)

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