Which echinoderm does not show obvious five-part radial symmetry outside of its body? A. sea star B. sea urchin C. sea lily D. sea cucumber

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Asked 12/13/2011 9:18:25 AM

Updated 11/15/2014 9:06:49 AM

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Edited by Janet17 [11/15/2014 9:06:15 AM], Confirmed by Janet17 [11/15/2014 9:06:49 AM]

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User: Which echinoderm does not show obvious five-part radial symmetry outside of its body? A. sea star B. sea urchin C. sea lily D. sea cucumber

Weegy: The sea cucumber is an echinoderm which does not show obvious five-part radial symmetry outside of its body.
Expert answered|patmarone|Points 2722|

User: Place the following steps for complete metamorphosis in sequential order: A - larva encloses itself in a chrysalis B - adult lays eggs C - pupa develops into an adult inside the chrysalis D - eggs hatch into larvae E - Adult emerges from the chrysalis A. A, B, C, D, E B. B, D, A, C, E C. C, A, E, B, D D. E, C, A, D, B

Weegy: Sequence is: B, D, A, C, E. B - adult lays eggs; D - eggs hatch into larvae; A - larva encloses itself in a chrysalis; C - pupa develops into an adult inside the chrysalis; E - Adult emerges from the chrysalis.
Expert answered|evermore|Points 402|

User: All of the following are arthropods except A. crustaceans. B. echinoderms. C. arachnids. D. insects.

Weegy: All of the following are arthropods except: echinoderms.
Expert answered|evermore|Points 402|

User: Which embryonic characteristic of chordates develops into structures in the head and neck in land vertebrates? A. notochord B. dorsal nerve chord C. postanal tail D. pharyngeal pouches

Weegy: Pharyngeal pouches are an embryonic characteristic of chordates which develop into structures in the head and neck in land vertebrates.
Expert answered|evermore|Points 412|

Question

Asked 12/13/2011 9:18:25 AM

Updated 11/15/2014 9:06:49 AM

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This answer has been confirmed as correct and helpful.

Edited by Janet17 [11/15/2014 9:06:15 AM], Confirmed by Janet17 [11/15/2014 9:06:49 AM]

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The cephalothorax is a fusion of A. the head and tail region. B. the abdomen and thorax region. C. the head and thorax region. D. none of these. It is not fused.

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Updated 11/15/2014 8:57:36 AM

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Janet17

Gas exchange in an echinoderm takes place through: skin gills.

Added 11/15/2014 8:57:36 AM

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Updated 11/15/2014 8:28:21 AM

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Snails are not considered A. mollusks. B. autotrophs. C. gastropods. D. multicellular.

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Updated 11/15/2014 8:51:11 AM

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Janet17

Snails are not considered: autotrophs. Snails are heterotrophs.

Added 11/15/2014 8:47:23 AM

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Janet17

Answer: all of the above. Choanocytes are cells involved in sponge feeding, reproduction, and waste removal.

Added 11/15/2014 8:51:11 AM

This answer has been confirmed as correct and helpful.