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Why might astronomers some day establish an observatory on the Moon? Why would radio astronomers prefer the far side of the Moon for their observatory?
Testes
The male reproductive glands that produce spermatozoa (sperm cells) and testosterone, located within the scrotum.
Scrotum
The pouch of skin that houses and protects the testicles in males, as well as regulates temperature for sperm production.
Testes
Male reproductive organs tasked with producing sperm and sex hormones, primarily testosterone.
Leydig Cells
Cells located within the testes that produce testosterone in response to luteinizing hormone.
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