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Fertility of the Tibetans migrated to Northen India

✍ Scribed by S. Bera


Book ID
105579912
Publisher
Springer-Verlag
Year
2004
Tongue
English
Weight
852 KB
Volume
19
Category
Article
ISSN
0393-9383

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## Abstract The medusiform, gamete‐bearing sporosacs (meconidia) of __Gonothyrea__ are pushed out of the gonangium but remain attached to its distal end. The female meconidium is known to secrete a substance capable of attracting the sperm chemotactically. If sperm approaching the female meconidium