mating function
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Mating of yeast — The yeast Saccharomyces cerevisiae is a simple single celled eukaryote with both a diploid and haploid mode of existence. The mating of yeast only occurs between haploids, which can be either the a or α (alpha) mating type and thus display simple … Wikipedia
Mating system — A mating system is a way in which a group is structured in relation to sexual behaviour. The precise meaning depends upon the context. With respect to higher animals, it specifies which males mate with which females, under which circumstances;… … Wikipedia
God's utility function — is a phrase coined by Richard Dawkins in his book River Out of Eden. God s utility function is the third chapter in this book. Dawkins uses this phrase to expound the Gene centered view of evolution by equating the phrase to the meaning of life… … Wikipedia
Pressurized Mating Adapter — The International Space Station (ISS) uses three Pressurized Mating Adapters (PMAs) to interconnect spacecraft and modules with different docking mechanisms. The first two PMAs were launched with the Unity module aboard STS 88. The third was… … Wikipedia
Serial ATA — SATA redirects here. For other uses, see SATA (disambiguation). Serial ATA (SATA) From top to bottom, SATA Certification Logo, SATA cable, and two first generation (1.5 Gbit/s) SATA data connectors on a … Wikipedia
Galton–Watson process — The Galton–Watson process is a stochastic process arising from Francis Galton s statistical investigation of the extinction of surnames. History There was concern amongst the Victorians that aristocratic surnames were becoming extinct. Galton… … Wikipedia
Spermatophore — Mating of the leaf insect Phyllium siccifolium; the white ball near the bottom of the picture is a spermatophore. A spermatophore or sperm ampulla is a capsule or mass created by males of various animal species, containing spermatozoa and… … Wikipedia
Life Sciences — ▪ 2009 Introduction Zoology In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… … Universalium
evolution — evolutional, adj. evolutionally, adv. /ev euh looh sheuhn/ or, esp. Brit., /ee veuh /, n. 1. any process of formation or growth; development: the evolution of a language; the evolution of the airplane. 2. a product of such development; something… … Universalium
sex — /seks/, n. 1. either the male or female division of a species, esp. as differentiated with reference to the reproductive functions. 2. the sum of the structural and functional differences by which the male and female are distinguished, or the… … Universalium
reproductive behaviour — In animals, any activity directed toward perpetuation of a species. Sexual reproduction, the most common mode, occurs when a female s egg is fertilized by a male s sperm. The resulting unique combination of genes produces genetic variety that… … Universalium