Alkaline buffer solutions An alkaline buffer solution has a pH greater than 7. Alkaline buffer solutions are commonly made from a weak base and one of its salts. A frequently used example is a mixture of ammonia solution and ammonium chloride solution.
In order for males to generate sperm they need the hormone testosterone, which is manufactured in the testes. Sperm is produced inside the seminiferous tubules, which are coiled masses of tubes. The female reproductive system is responsible for the release of eggs which are necessary for reproduction.
The testicles (also called testes) are part of the male reproductive system. 1  The testicles are two oval organs that are located inside the scrotum, the loose sac of skin that hangs behind the penis. 2  The testicles make the male hormones, including testosterone, and produce sperm, the male reproductive cells. The testicles are two oval organs that are located inside the scrotum, the loose sac of skin that hangs behind the penis. 2  The testicles make the male hormones, including testosterone, and produce sperm, the male reproductive cells.