Labels:text | screenshot | black | black and white | font | document OCR: st evidence Histological examination reveals the fi fifteen of spermatogenesis between eleven and - morning years of age. Sperm can be found in early ological voided urine specimens at a mean chro jaculation age of 13.3 years, and the first conscious (14.5 years occurs at a mean of 13.5 years of bone ag age of onsetof chronological age). Thus, the average s 2 and 3 of sperm formation occurs between stag ating that pubic hair or genital development, indi the achievement of fertility precedes the lent. achievement of adult physical developn See also: · Ovarian Development
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