biology

Edward Drinker Cope and the Neo-Lamarckian School of Thought

Edward Drinker Cope and the Neo-Lamarckian School of Thought

On July 28, 1840, American paleontologist and comparative anatomist Edward Drinker Cope was born. Being s well as a noted herpetologist and ichthyologist, he was a founder of the Neo-Lamarckism school of thought. This school believed that changes in developmental (embryonic) timing, not natural selection, was the driving force of evolution. Cope thought that groups of species that shared similar developmental patterns could be grouped into more inclusive groups (i.e. genera, families,…
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Gilbert White – England’s First Ecologist

Gilbert White – England’s First Ecologist

On July 18, 1720, pioneering English naturalist and ornithologist Gilbert White was born. He is best known for his work Natural History and Antiquities of Selborne (1789), in which over the course of 20 years of his observations and two colleagues’ letters, he studied a wide range of flora and fauna seen around his hometown of Selborne, Hampshire. The Natural History and Antiquities of Selborne was adored by Charles Darwin, has been read by…
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Carl Woese and the Evolution of the Cell Organization

Carl Woese and the Evolution of the Cell Organization

On July 15, 1928, American microbiologist and biophysicist Carl Richard Woese was born. Woese is famous for recognizing the existence of the Archaea – a new domain or kingdom of life – in 1977 by phylogenetic taxonomy of 16S ribosomal RNA, a technique pioneered by Woese which revolutionized the discipline of microbiology. Archaea define a third domain of life, distinct from the previously recognized two domains of bacteria, and life other than…
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Camillo Golgi and the Golgi Apparatus

Camillo Golgi and the Golgi Apparatus

On July 7, 1843, Italian physician, pathologist, scientist, and Nobel laureate Camillo Golgi was born. His key discovery was the use of silver salts to stain samples for microscope slides. Thus new details of cellular structure components were revealed and several phenomena in anatomy and physiology are named for him, including the Golgi apparatus. Camillo Golgi – Early Years Camillo Golgi was born near Brescia in northern Italy. His father was a…
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Raymond Pearl and Biometry – Applying Statistics for Medicine and Biology

Raymond Pearl and Biometry – Applying Statistics for Medicine and Biology

On June 3, 1879, American biologist Raymond Pearl was born. Pearl is regarded as one of the founders of biogerontology. Moreover, he is one of the founders of biometry, the application of statistics to biology and medicine. He also pioneered studies in longevity, changes in world population, and genetics. Raymond Pearl – Early Years Raymond Pearl was born into an upper-middle class family in Farmington, New Hampshire, the son of Ida May (McDuffee)…
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Henry Faulds and the Forensic Use of Fingerprints

Henry Faulds and the Forensic Use of Fingerprints

On June 1, 1843, Scottish physician and missionary Henry Faulds was born. Faulds became a missionary in Japan, where he worked as a surgeon superintendent at a Tokyo hospital, taught at the local univeristy, and founded the Tokyo Institute for the Blind. He is probably best known for his study of fingerprints, where he became convinced that each individual had a unique pattern. Historic Use of Fingerprints It is believed that fingerprints…
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Julius Richard Petri and the Petri Dish

Julius Richard Petri and the Petri Dish

On May 31, 1852, German microbiologist Julius Richard Petri was born. Petri is generally credited with inventing the device known as the Petri dish after him, while working as assistant to bacteriologist Robert Koch. Julius Richard Petri – Background Information Julius Richard Petri studied medicine at the Kaiser Wilhelm Academy for Military Physicians from 1871-1875 and worked for a short time as a military doctor. He completed his doctorate as a physician at the Charité…
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Jean Senebier and the Discovery of Photosynthesis

Jean Senebier and the Discovery of Photosynthesis

On May 6, 1742, Swiss pastor and naturalist Jean Senebier was born. Senebier wrote extensively on plant physiology and was one of the major early pioneers of photosynthesis research. He was the first who demonstrated that green plants consume carbon dioxide and release oxygen under the influence of light. How do the Plants gain their Mass? Before Jean Senebier researched in the field of photosynthesis, other scientists had engaged in the field including Flemish chemist, physiologist,…
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Santiago Ramón y Cajal and the Microscopic Structure of the Brain

Santiago Ramón y Cajal and the Microscopic Structure of the Brain

On May 1, 1852, Spanish pathologist, histologist, neuroscientist, and Nobel laureate Santiago Ramón y Cajal was born. Cajal’s original pioneering investigations of the microscopic structure of the brain have led to his being designated by many as the father of modern neuroscience. His medical artistry was legendary, and hundreds of his drawings illustrating the delicate arborizations of brain cells are still in use for educational and training purposes. “Any man could, if he were so…
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Félix d’Herelle and the Bacteriophages

Félix d’Herelle and the Bacteriophages

On April 25, 1873, French-Canadian microbiologist Félix d’Herelle was born. D’Herelle was co-discoverer of bacteriophages (viruses that infect bacteria) and experimented with the possibility of phage therapy. D’Herelle has also been credited for his contributions to the larger concept of applied microbiology. Early Years as Autodidact Félix D’Hérelle was born in Paris, France. He attended l’Ecole Monge (Lycée Condorcet) and then the Lycée Louis-le-Grand in Paris. His father, who was 30 years…
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