Find the inverse matrix, if one exists. 
Definitions:
Seminiferous Tubules
Narrow, coiled tubules within the testes where sperm are produced.
Spermatogenic Cells
Cells located in the testes that undergo division and differentiation to produce sperm.
Testes
The primary organs of the male reproductive system. Testes produce the hormone testosterone.
Infundibulum
The funnel-like end of the uterine tube near an ovary. It catches the secondary oocyte as it leaves the ovary.
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