By Ray Spangenburg
Barbara McClintock was once a celebrated geneticist whose 70 years of meticulous experiments within the genetics of maize, or Indian corn, were lauded for his or her contributions to ultra-modern such a lot state-of-the-art expertise and technological know-how, together with genetic engineering and bacterial reactions to antibiotics. Winner of the 1983 Nobel Prize in body structure or medication, she first got interested in genetics whereas learning at Cornell collage within the Twenties. The threads of McClintock's impressive paintings, woven opposed to deep-rooted prejudices that frequently made investment tricky to achieve, and sustained now and then simply by way of her deep point of dedication and backbone, shape the backdrop of this dramatic new biography. Crisply written and illustrated, "Barbara McClintock" illuminates the struggles and achievements of 1 of an important medical minds of our time.
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Extra info for Barbara McClintock: Pioneering Geneticist (Makers of Modern Science)
Sample text
This was a real puzzler. Morgan boldly hypothesized that maybe the broken piece of chromosome had crossed over to reassemble with another chromosome. If this were so, a whole group of traits could be expected to be linked to another group of traits with which they had never before typically been linked. As it turned out, that is exactly what proved to be the case. This event became known as “crossing-over,” and it would play an important part in some of Barbara McClintock’s work just a few This photo of a pair of vinegar flies years later.
Unruffled, McClintock explained that she knew nothing about that; she was there to reg- ✹ Women in Science In the decades leading up to 1919, relatively few young women sought a college education, and of those who did, few gained admittance. Once graduated, fewer still would obtain career positions that acknowledged their education and capabilities. The inequality was even greater in Europe, where just a few years earlier a woman could consider herself fortunate to be allowed to audit classes (that is, attend a class without receiving credits).
Applicants were welcomed regardless of gender, nationality, race, social status, or religion. The university also was (and is) the federal land-grant institution for the state of New York. That meant that while offering the richness of a classical Ivy League education, Cornell was also required to offer tuition-free courses in state-supported divisions, including the College of Agriculture (an umbrella that covered life sciences as well as home economics). McClintock had chosen well, both educationally and economically: As a student in the College of Agriculture, she was entitled to a tuition-free education, including every class that was available to any other student at Cornell.