Egypt is by some definitions part of the Middle East, geographically it is a transcontinental country, the bigger part of the country stretches along the Nile in North Africa while the Sinai Peninsula is in Western Asia.
See interstitial cell. The testosterone-secreting cell of the testis which is located in clusters in the interstitium between the seminiferous tubules. Leydig cells are large and have centrally located nuclei, eosinophilic cytoplasm and numerous lipid-filled cytoplasmic vacuoles.Function.ee interstitial cell. The testosterone-secreting cell of the testis which is located in clusters in the interstitium between the seminiferous tubules. Leydig cells are large and have centrally located nuclei, eosinophilic cytoplasm and numerous lipid-filled cytoplasmic vacuoles.
Definition of Seminiferous Tubules. Male sex cells are known as sperm. When a sperm from a male unites with the egg from a female, the process of fertilization occurs and a new life in produced.This process of reproduction is crucial for the survival of any living thing.hese cells include skin cells, blood cells, and any cell other than sex cells. Meiosis is the process that creates sex cells. These cells include sperm and egg cells. Seminiferous tubules are structures located in the male sex organ called the testis.