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	Nettie Stevens - Wikipedia, the free encyclopedia
		Nettie Maria Stevens (July 7, 1861 - May 4, 1912) was an early American geneticist.
		Stevens continued her studies in cytology at Bryn Mawr, where she was influenced by the work of the previous head of the Biology Department, E. Wilson, and by that of his successor, T.
		Stevens was one of the first American women to be recognized for her contribution to science.
	en.wikipedia.org /wiki/Nettie_Maria_Stephens (243 words)

	Nettie Maria Stevens Biography / Biography of Nettie Maria Stevens 1900 To 1949: Life Sciences Biography
		Nettie Stevens provided evidence that sex is determined through the inheritance of specific chromosomes in germ cells, and she later discovered that chromosomes exist as pairs in cells of the body.
		Stevens worked with various types of insects, and in her studies of their germ cells she was able to illustrate two different systems of chromosomal inheritance that controlled the sex of offspring during reproduction.
		Nettie Stevens worked as a school teacher from 1883-92 and a public librarian from 1893-95, when she returned to school at age 31 to earn a B.A. from Normal School in Westfield, Massachusetts.
	www.bookrags.com /biography-nettie-maria-stevens-scit-0612 (258 words)

	[No title] (Site not responding. Last check: 2007-10-24)
		Nettie Maria Stevens and Edmund Beecher Wilson both independently developed the idea of sex determination by chromosomes.
		Nettie Stevens was one of the first female scientists to make a name for herself in the biological sciences.
		Stevens was a brilliant student, consistently scoring the highest in her classes.
	www.dnaftb.org /dnaftb/concept_9/con9bio.html (730 words)

	MBL :: Inside the MBL :: News :: Publications / Databases
		Nettie Maria Stevens, Ph.D. (1861-1912) Photo taken in Room 77, Zoological Station, Naples, Italy, in April 1909.
		Stevens continued her studies in cytology at Bryn Mawr, where she was influenced by the work of the previous head of the Biology Department, E. Wilson, and by that of his successor, T. Morgan.
		The 1901 MBL Report lists Nettie Stevens as an undergraduate student from Bryn Mawr and, in the 1905 Report, as a graduate student.
	www.mbl.edu /inside/what/news/publications/women_stevens.html (255 words)

	StevensAncestry
		Mildred Beheathland Stevens was born in 1769 and died in 1813 in Nelson County, Virginia.
		Stevens Cove is at the intersection of Route 718 and Route 751.
		Nettie Virginia Rucker was born on April 2, 1893 in Sherwill, Campbell County, Virginia.
	www.geocities.com /joycestevensturel (15240 words)

	Stevens, Nettie Maria (Site not responding. Last check: 2007-10-24)
		This was the first direct evidence that the units of heredity postulated by Austrian biologist Gregor Mendel were associated with chromosomes.
		Stevens was born in Cavendish, Vermont, and worked as a librarian; not until the age of 35 did she begin to study at Stanford University, moving to Bryn Mawr College for her PhD.
		She spent research periods at marine and zoological laboratories in Europe, and was an associate professor at Bryn Mawr from 1905.
	cartage.org.lb /en/themes/Biographies/MainBiographies/S/Stevens/1.html (131 words)

	Walter Alfred EASTLEY\Nettie Lily Maria STEVENS (Site not responding. Last check: 2007-10-24)
		He married Nettie Lily Maria STEVENS in St. Pauls Church of England, Launceston, Tasmania, Australia.
		Nettie Lily Maria STEVENS, daughter of John Thomas STEVENS and Alener Ellen Maria BUSSEY, was born January 19, 1898 in Longford, Tasmania, Australia.
		Children of Walter Alfred EASTLEY and Nettie Lily Maria STEVENS are:
	www.honeyshome.com /fampages/fam746.html (612 words)

	Nettie Maria Stevens Biography / Biography of Nettie Maria Stevens World of Health Biography
		Nettie Maria Stevens was born in Cavendish, Vermont, on July 7, 1861.
		Stevens earned her living as a school teacher and librarian, as did most unmarried women in the late 1800s.
		In 1896, she entered Stanford University in California, where Stevens received her master's degree in 1900.
	www.bookrags.com /biography-nettie-maria-stevens-woh (245 words)

	Maria Winkelmann + Astronomy (Site not responding. Last check: 2007-10-24)
		...Here in Leipzig he met his second wife, Maria Margaretha, daughter of the clergyman.....It is probably the first account of this feature in the history of Astronomy [2].
		WOMEN in Early Modern European SCIENCE: Maria Agnesi, Laura Bassi, Caroline Herschel, Mary Winkelmann Kirch, and Emilie du Chatelet.
		short description of Maria Kirch's life with her work in the field of astronomy.
	www.spacemoose.com /maria-winkelmann-+-astronomy.html (242 words)

	Borders - Feature - Y: The Descent of Men — Revealing the Mysteries of Maleness
		Everyone knows who thought of that idea, but Nettie Maria Stevens, the Albert Einstein of manhood, is forgotten.
		In the year of relativity, when sex chromosomes seemed no more central to masculinity than a mustache, Miss Stevens explained how they work.
		Flour beetle sperm came, she found, in two types, one with a large version of a certain chromosome, and the other with a small, the famous Y. The truth about maleness was revealed.
	www.bordersstores.com /features/feature.jsp?file=y (2876 words)

	Women In Health History
		We continue our celebration to women in health history as we go In The Lab and salute some of the women who have contributed to the history of medicine through scientific research.
		We begin with Nettie Maria Stevens who was the first to discover that differing chromosomal patterns determines if a baby will be born a boy or a girl.
		However, her position in the field of genetics have been largely ignored.
	www.suite101.com /article.cfm/womens_health/29778 (493 words)

	Publisher description for Library of Congress control number 99014693
		Spanning the 17th through the 20th centuries, the book demonstrates the meaning and power of gender experienced by women in the sciences.
		Individual chapters focus on exceptional women whose unusual initiativee and particular circumstance led them to engage in science: Laura Bassi, Nettie Stevens, Maria Winkelmann, and others.
		Chapters on women's access to science discuss collaboration with family members in the domestic sphere, the impact of primers and popular science writing, and formal education in public schools and advanced research institutions.
	www.loc.gov /catdir/description/uchi051/99014693.html (331 words)

	Modern synthesis
		So, at fertilization, every chromosome will have a homolog (back to two units)
		(1856-1939) and Nettie Maria Stevens (Westford,USA, 1861-1912) (portrait from 1904)
		Studying insects, independently propose that separate X and Y chromosomes determine sex.
	ib.berkeley.edu /courses/ib162/Week2a.htm (1467 words)

	Biology
		Merian Sibylla Merian; Artist and Naturalist 1647-1717 by Maria Sibylla Merian
		Flowers, Butterflies, and Insects : All 154 Engravings from 'Erucarum Ortus (Dover Pictorial Archive Series) by Maria Sibylla Merian
		Dragon in the Rocks : A Story Based on the Childhood of the Early Paleontologist, Mary Anning by Marie Day
	www.distinguishedwomen.com /subject/biology.html (409 words)

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