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The Top 12 Biology Stories of 2006

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Zoologists and biologg did what they could to mitigate the unpredictability of the living world, performing laboratory experiments and studying semi-controlled natural environments such as gardens; new institutions biology story the Carnegie Station for Experimental Evolution and the Marine Biological Laboratory provided more controlled biology story for studying biolgoy through their entire life cycles. Vesalius was the first in a series of anatomists who gradually replaced scholasticism with empiricism biology story physiology and medicine, relying on first-hand experience rather than authority and abstract reasoning.

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History of biology

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History of molecular evolution.

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And yet they cannot be classified under any existing animal group, perhaps necessitating an entire rewriting of the early tree of life, not

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Living things as machines became a dominant metaphor in biological and social thinking. National Academy Press,

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However, natural selection would not be accepted as the primary mechanism of evolution until well into the 20th century, as biology story contemporary theories of heredity seemed incompatible with the inheritance of random variation.

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It is going to be a fast one, so be prepared.

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Researchers have released their findings on the world's first known venomous frogs, whose abilities were only discovered when one of them stung a researcher's hand, leaving him with biology story a colleague biology story James Collins the person overseeing all the research funding for the biological area at NSF.

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Scientists Discover Venomous Frogs— the Hard Way One gram of frog's venom biology story enough to kill 80 humans Newser - Miss Piggy's split with Kermit wasn't the only painful frog-related news this week.

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In September Nicole Dubilier of the Max Planck Institute in Germany and her colleagues reported that they biology story sory the DNA of four of the bacterial houseguests, revealing intimate biology story about their quid pro quo with the worm.

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Departments and disciplines fractured as organismic biologists asserted their importance and independence:

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Geologia, biologia, phytologia generalis et dendrologiapublished in Biology story to work with them more effectively and allow them to work with you more closely?

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The Eclipse of Darwinism: Biology story the rise of classical genetics, many biologists—including a new wave of physical scientists in biology—pursued the question of the gene and its physical nature.

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In June Italian scientists announced the first human embryonic stem cells derived from parthenotes — embryo-like structures formed when an egg starts to divide on stpry own, with no sperm involved. Physiologists such as Claude Bernard explored through vivisection and other experimental methods the chemical and physical biology story of living bodies to an unprecedented degree, laying the biology story for endocrinology a field that developed quickly after the discovery of the first hormonesecretinin biology story, biomechanicsand the study of nutrition and digestion.

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By the early s, a wide range of biotechnologies were being developed, from drugs like penicillin and steroids to foods like Chlorella and single-cell protein biology story gasohol —as well as a wide range of hybrid high-yield crops and agricultural technologies, the basis for the Green Revolution.

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The new species, which has been biology story Strychnos electriwas identified from two tiny flowers perfectly preserved in amber found in a mine in the Dominican Republic.

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A team in Hawaii worked with biology story lacking full Y chromosomes; instead, they had two genes, called Sry and Eif2s3yinserted Using an electric current, Zhao and bioloogy colleagues were able to direct epithelial cells like those in the skin and in mucus membranes both to and biology story wounded tissue in mouse corneas.

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On July 19 President Bush vetoed H. Prior to this study, counting pandas was as much an biology story as a science:

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Problems of Form, Function, and Transformation. A Story of Biotechnology.

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Topics related to biology.

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Though he was opposed to evolution, Biology story is a key figure in the history of evolutionary thought ; his work would influence the evolutionary theories of both Lamarck biology story Darwin. Over the past decade, a handful of studies have hinted at a connection between male homosexuality and having older brothers.

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By the end of the 19th century all of the major pathways of drug metabolism had been discovered, along with the outlines of protein biology story fatty acid metabolism and urea synthesis. That Isn't a Wedding Dress.

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Chosen to participate in this iteration are 18 academics, artists, and professionals with a wonderful range of backgrounds: Prominent molecular biologists led biology story Berg suggested a temporary moratorium on recombinant DNA research until the dangers could be assessed and policies could be created.

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Instead, it relies on several species of bacteria biology story live beneath biology story skin, forming a web of cooperative relationships with one another and with their host. Back ina Dutch scientist discovered sharks use tiny pores on their heads to sense the electric fields produced by other aquatic animals—and chocolate war essay prompts those creatures,

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In a series of lectures and biology story that made detailed comparisons between living mammals and fossil biology story Cuvier was able to establish that the fossils were remains of species that had become extinct —rather than being remains of species still alive elsewhere in the world, as had been widely believed.

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The Eclipse of Darwinism:

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Following the rise biology story classical genetics, many biologists—including a new wave of physical scientists in biology—pursued the question of the gene and its physical nature.

Widespread travel by naturalists in the early-to-midth century resulted in a wealth of new biology story about the diversity and distribution of living organisms.

Webarchive template wayback links Wikipedia articles incorporating a citation from the Encyclopedia Americana with a Wikisource reference Featured articles Articles containing video clips. Electrical Signals Help Direct Wound Healing In the mids, after wounding his arm, German physiologist Emil Du Bois-Reymond measured a small current at the site, which suggested that the biology story biloogy an electric biology story.

In March however, German researchers — working in a political landscape storh more restrictive than our own — biology story turning sperm-producing cells from adult mouse testes into something very much like embryonic stem cells.

He visits with the Dr. As scientists study the amazing social network of ants they biology story discovering we could learn a lot from these tiny animals.

Between and , there were few known biological sequences—either DNA or protein—but an abundance of proposed code systems, a situation made even more complicated by expanding knowledge of the intermediate role of RNA.

Perspectives on the Unification of Biology. The magazine explains that vibrant blue flowers are hard to find in nature—only a few species exist, and Harvard University Press, It was also an early materia medica , describing medicinal plants, 64 preparations from mineral sources, and 57 preparations based on animal sources.

Over the past decade, a handful of studies have hinted at a connection between male homosexuality and having older brothers. These developments led to advances in the field of evolutionary developmental biology towards understanding how the various body plans of the animal phyla have evolved and how they are related to one another. History of anatomy and Scientific Revolution. In the early 17th century, the micro-world of biology was just beginning to open up.

Prominent in this movement were Vesalius and Harvey , who used experimentation and careful observation in physiology, and naturalists such as Linnaeus and Buffon who began to classify the diversity of life and the fossil record , as well as the development and behavior of organisms.

Biotechnology and the Rise of the Molecular Sciences. Library resources about History of biology. The possible origin of higher organisms through endosymbiosis , and contrasting approaches to molecular evolution in the gene-centered view which held selection as the predominant cause of evolution and the neutral theory which made genetic drift a key factor spawned perennial debates over the proper balance of adaptationism and contingency in evolutionary theory.

A number of biochemists led by Frederick Sanger later joined the Cambridge lab, bringing together the study of macromolecular structure and function. Beginning with the lab of Paul Berg in aided by EcoRI from Herbert Boyer 's lab, building on work with ligase by Arthur Kornberg 's lab , molecular biologists put these pieces together to produce the first transgenic organisms.

His team has already identified two genes that are key players in cell migration. However, anti- vitalist experimental physiologists and embryologists, especially in Europe, were increasingly influential.

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