arterial duct
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- cold water species
- granulated gel
- testa
- Ligia exotica
- BU (region)
- meiolecithal egg，microlectithal egg,oligolecthal egg
- heterogeneous nuclear rna
- Sphingomyelin
- siliceous sponges
- protopod larva
- blocks world
- paranasal sinus
- pseudomonas aeruginosa
- tapetum
- oral pole
- capsomer,capsomere
- conserved domain
- urethral gland
- terrestrial pollution
- flagellated chamber