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Definition
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Term
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Definition
| sea squirts, tunicates; largest class |
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Definition
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Term
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Definition
| bag-like, covered by tunic |
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Term
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Definition
| secreted, tough or soft, polysaccharides and proteins, contains cells, calcareous spicules, acids, vanadium(metal), other secondary compounds |
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Term
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Definition
| open, heart, no respiratory pigments, cells accumulate materials |
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Term
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Definition
| asexual(budding) in colonial species, sexual (simultaneous hermaphrodies):external fert (solitary), internal fert (colonial) |
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