Two modes of sexual reproduction exist in eukaryotic microbes: meiotic sex and parasexual cycles [1]. Meiotic sex is the reduction of a diploid cell to a haploid state and the eventual unification of two haploid cells to create a diploid zygote.
Grumpy Old Men is a 1993 American romantic comedy film starring Jack Lemmon, Walter Matthau and Ann-Margret, with Burgess Meredith, Daryl Hannah, Kevin Pollak, Ossie Davis and Buck Henry. Directed by Donald Petrie, the screenplay was written by Mark Steven Johnson, who also wrote the sequel, Grumpier Old Men (1995). The original music score was composed by Alan Silvestri. This was the sixth film starring both Jack Lemmon and Walter Matthau and their first on-screen pairing since 1981's Buddy Buddy.
(The Inner Light was the B-side of Lady Madonna, and Old Brown Shoe was the B-side of The Ballad of John and Yoko.) There are others, such as Three Cool Cats, The Sheik Of Araby, and You Know What To Do on the Anthology disks, those done live on the BBC, bootlegs, demos, etc.