http://www.projecthalo.com/aura#Micropyle
A small pore in the surface of an ovule, through which the pollen tube penetrates.
Micropyle
http://www.projecthalo.com/aura#Ventricle
http://www.projecthalo.com/aura#Renal-Medulla
http://www.projecthalo.com/aura#Oval-Window
http://www.projecthalo.com/aura#Oral-Cavity
http://www.projecthalo.com/aura#Pharyngeal-Cleft
http://www.projecthalo.com/aura#Pupil-Of-An-Eye
http://www.projecthalo.com/aura#Middle-Ear
http://www.projecthalo.com/aura#Saccule
http://www.projecthalo.com/aura#Spongocoel
http://www.projecthalo.com/aura#Semicircular-Canal
http://www.projecthalo.com/aura#Utricle
http://www.projecthalo.com/aura#Outer-Ear
http://www.projecthalo.com/aura#Synapse
http://www.projecthalo.com/aura#Optic-Chiasm
http://www.projecthalo.com/aura#Renal-Pelvis
http://www.projecthalo.com/aura#Stoma
http://www.projecthalo.com/aura#Mitochondrial-Matrix
http://www.projecthalo.com/aura#Vestibule-Of-The-Ear
http://www.projecthalo.com/aura#Pharyngeal-Slit
http://www.projecthalo.com/aura#Round-Window
http://www.projecthalo.com/aura#Osculum
http://www.projecthalo.com/aura#Synaptic-Cleft
http://www.projecthalo.com/aura#Plant-Space