Weegy: The sea cucumber is an echinoderm which does not show obvious five-part radial symmetry outside of its body.
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.
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.
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.
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