mammalian reproduction

См. также в других словарях:

• Rut (mammalian reproduction) — The Rut is the period of time when antlered ungulates mate. Ungulates include deer, sheep, elk, moose, caribou, ibex, goats, pronghorn and Asian and African antelope. During the rut (also known as the rutting period), males (terms include buck… …   Wikipedia

• Evolution of sexual reproduction — The evolution of sexual reproduction is currently described by several competing scientific hypotheses. All sexually reproducing organisms derive from a common ancestor which was a single celled eukaryotic species[1]. Many protists reproduce… …   Wikipedia

• hormone — hormonal, hormonic /hawr mon ik, moh nik/, adj. /hawr mohn/, n. 1. Biochem. any of various internally secreted compounds, as insulin or thyroxine, formed in endocrine glands, that affect the functions of specifically receptive organs or tissues… …   Universalium

• mammal — mammallike, adj. /mam euhl/, n. any vertebrate of the class Mammalia, having the body more or less covered with hair, nourishing the young with milk from the mammary glands, and, with the exception of the egg laying monotremes, giving birth to… …   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

• Estrous cycle — Oestrus is also the biological genus name of the gadfly. The estrous cycle (also oestrous cycle; derived from Latin oestrus and originally from Greek οἶστρος meaning sexual desire) comprises the recurring physiologic changes that are induced by… …   Wikipedia

• Min Chueh Chang — Dr. Min Chueh Chang Born October 10, 1908(1908 10 10) Taiyuan, Shanxi, China Died J …   Wikipedia

• Cysteine-rich secretory protein — Cysteine rich secretory proteins, often abbreviated as CRISPs, are a group of glycoproteins[1] found exclusively in vertebrates. They are a subgroup of the CRISP, antigen 5 and Pr 1 (CAP) protein superfamily and are substantially implicated in… …   Wikipedia

• Lion — For other uses, see Lion (disambiguation). Lion[1] Temporal range: Early Pleistocene to recent …   Wikipedia

• Gravitational biology — is the study of the effects gravity has on living organisms. Throughout the history of the Earth life has evolved to survive changing conditions, such as changes in the climate and habitat. The only constant factor in evolution since life first… …   Wikipedia

• Tammar Wallaby — Tammar Wallaby[1] …   Wikipedia