A zygote (from Greek ζυγωτός zygōtos "joined" or "yoked", from ζυγοῦν zygoun "to join" or "to yoke"), is the initial cell formed when two gamete cells are joined by means of sexual reproduction. In multicellular organisms, it is the earliest developmental stage of the embryo. In single-celled organisms, the zygote divides to produce offspring, usually through Mitosis, the process of cell division.
Alison Krauss Union Station Live by Alison Krauss & Union Station (2003-03-18)
Recorded on their Spring 2002 tour, this is Alison Krauss Union Station's first live recording. It features galvanizing performances of songs from Now That I've Found You, ..
As always, the subjects covered are varied and exemplary of the myraid of subject matter dealt with by thislong-running serial.Volume 89 contains six comprehensive and timely reviews. Chapter 1 presents a thorough coverage of wet chemistry and state-of-the..
This brand-new edition of 1001 Movies You Must See Before You Die covers more than a century of movie history. Every film profile is packed with details including the director and cast, a plot summary and production notes, and little-known facts relating t..
Hughes focuses on how historians' efforts to grapple anew with matters of actors' meanings, intentions, and purposes have prompted a return to psychoanalytically informed ways of thinking. Hughes makes her case with fine-grained analyses of books by Hugh T..
This book re-establishes the relevance of mainstream anthropological (and sociological) approaches to development processes and simultaneously recognizes that contemporary development ought to be anthropology's principal area of study. The introduction pro..
It looks into the techniques used in in-vitro fertilization treatment and explains embryo transfer and storage, egg donation, and reproductive technologies. It also considers the ethics surrounding groundbreaking stem-cell research, surrogacy, frozen embry..