zona pellucida (n)

n05608615

type n
lex_filenum 08
def thick membrane around the mammalian ovum
def can be penetrated by one sperm in the fertilization process
def usually remains around the fertilized egg until it is implanted in the wall of the uterus
Outgoing links
Hypernym zone, zona
Incoming links
Hyponym zone, zona

Back to the index

Click for the XML entry