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Zoology Practical (Protozoa, Porifera, Cnidaria)
n/a
24
Biology
Undergraduate 3
02/25/2013

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Term
Euglenozoa/Euglenida
Definition
Euglena
- has chloroplasts
- covered by pellicle
- encysts
Term
Kinetoplasta
Definition
Trypanosoma
- African sleeping sickness
- lives in blood
Term
Viridiplantae/Chlorophyta
Definition
Volvox
- adorable
- daughter colonies
- sexual reproduction
- colonial flagellate
Term
Parabasala
Definition
Trichonympha
- symbiotic
- lives in termites
- digests wood with cellulase
Term
Naked Amebas
(Ameboid Protozoa)
Definition
Entamoeba histolytica
- amebic dysentery
- pseudopod
- endoplasm (granular)
- ecoplasm (outer, clear)
Term
Shelled Ameba
(Ameboid Protozoa)
Definition
Foraminiferans
- secrete CaCO3

Radiolarians
- secrete SiO2

Heliozoans
Term
Aviolata/Dinoflagellata
Definition
- Plant-like, marine
- Two grooves that run perpendicular
- Ceratium
Term
Aviolata/Apicomplexa
Definition
Plasmodium
- malaria
- sporozoites (infective cells)
- merozoites (invade red blood cells)
Term
Aviolata/Ciliphora
Definition
Paramecium
- pellicle and cilia
- oral groove
- macronucleus and micronuclei
- transverse fission (asexual)
- conjugation (sexual)
Term
Porifera
Definition
Sponges
- fibers
- skeleton
- spongocoel
- osculum
- choanocytes
- sexual reproduction
- asexual reproduction (budding)
- asexual reproduction (gemmules)
Term
Calcerea
(Porifera)
Definition
Grantia and Leucosolenia
- CaCO3 spicules (1,3, or 4 rays)
Term
Demospongiae
(Porifera)
Definition
- 95% of all sponges
- Bath sponge (Spongia)
Term
Hexactinellida
(Porifera)
Definition
- Silica spicules (6 rays)
- Euplectella (Venus's Flower Basket)
Term
Asconoid body type
(Porifera)
Definition
- vase shaped
- single osculum
- spongocoel lined with choanocytes
Leucasolenia
- colonies by budding
- symbiotic algae
- part of calcarea
Term
Syncoid body type
(Porifera)
Definition
- thick body walls
- canals and body pores

Grantia
- shallow waters & pilings
Term
Leuconoid body type
(Porifera)
Definition
- labryinth of interconnecting passageways and internal cavities
- no central spongocoel
Term
Cnidaria
Definition
- two or more distinct life stages
- radially symmetric
- stinging nematocysts
- Jellyfish and relatives
Term
Anthozoa
(Cnidaria)
Definition
Coral, Sea Anenome
- no medusa stage
- colonial
Term
Schyphozoa
(Cnidaria)
Definition
Jellyfish
- prominent medusa stage
- lack velum
- larvae (planula), poylp (scyphistoma then strobila), medusae (ephyra)
Term
Hydrozoa
(Cnidaria)
Definition
- have velum
- see animal specific slides
Term
Hydra
(Hydrozoa)
(Cnidaria)
Definition
- lack medusa stage
- colonial
- asexual reproduction (budding)
- sexual reproduction
Term
Obelia
(Hydrozoa)
(Cnidaria)
Definition
- colonial
- two forms of polyp (gastrozooids, gonozooids)
- polyps are connected via tissues
Term
Physalia
(Hydrozoa)
(Cnidaria)
Definition
- colonial
- modified polyps ("tentacles" and medusae
- gas filled float (pneumatophore)
Term
Ctenophora
(Cnidaria)
Definition
- comb jellies
- no polyp stage
- sticky cells, not stinging
- eight comb rows
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