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 testes produce the following hormones. Testosterone - which determines the âsexâ of the brain in the fetus, stimulates the descent of testes before birth, regulates sperm production promotes the development of secondary sexual characteristics at puberty.