Sertoli cell, Sertoli's cell-elongated cells found in the seminiferous tubules of the testis; apparently they nourish the spermatids. biological science, biology-the science that studies living organisms. plant cell-a cell that is a structural and functional unit of a plant.
The life expectancy of a toilet is more than 100 years. In fact, a study conducted by the National Association of Home Builders determined that toilets can last indefinitely.
What are the most popular themes of custom toilet paper? How much time does a person spend on the toilet over a lifetime? According to various studies, the average person spends 3 years on the toilet over the course of a lifetime! How much does the average roll of toilet paper weigh? The average roll weighs 227 grams, including the cardboard core tube.