Whilst on the Worldsphere, Dep had sex with Chris Cwej and impregnated herself with his sperm. (PROSE: The Also People [+]Ben Aaronovitch, Virgin New Adventures (Virgin Books, 1995).)
By the 21st century, humans did not need to have sex to reproduce — males donated sperm to centres, and it was injected into females by syringe. (TV: Out of Time [+]Catherine Tregenna, Torchwood series 1 (BBC Three, 2006).) Carys Fletcher worked at the Conway Clinic, one such sperm donation facility. (TV: Day One [+]Chris Chibnall, Torchwood series 1 (BBC Three, 2006).)
Cum was a slang term for sperm. (TV: Day One [+]Chris Chibnall, Torchwood series 1 (BBC Three, 2006).)
After the present and future versions of the deed to Missbelindachandra touched, triggering the Blinovitch Limitation Effect, Alan Budd was reverted to a sperm and egg which were quickly polished away. (TV: The Robot Revolution [+]Russell T Davies, Doctor Who series 15 (BBC One and Disney+, 2025).)