Search on: HYDRA 
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Descriptor English:   Hydra 
Descriptor Spanish:   Hydra 
Descriptor Portuguese:   Hydra 
Synonyms English:   Hydras  
Tree Number:   B01.050.500.308.485.400
Definition English:   A genus of freshwater polyps in the family Hydridae, order Hydroida, class HYDROZOA. They are of special interest because of their complex organization and because their adult organization corresponds roughly to the gastrula of higher animals. 
History Note English:   72 
Allowable Qualifiers English:  
AH anatomy & histology CH chemistry
CL classification CY cytology
DE drug effects EM embryology
EN enzymology GE genetics
GD growth & development IM immunology
ME metabolism MI microbiology
PS parasitology PY pathogenicity
PH physiology RE radiation effects
UL ultrastructure VI virology
Record Number:   6981 
Unique Identifier:   D006829 

Occurrence in VHL: