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Field in Biological Definition

Artificial life

... 1 Nature of the field 2 History and contributions 2.1 ... 6 External links Nature of the field Although the study of artificial life does have ... Students of alife did not have an organized field at all until the 1980s, and often worked in ...

Biology

... and evolutionary biology . A speculative new field is astrobiology (or xenobiology) which examines ... the study of biology at a molecular level. The field overlaps with other areas of biology, ... cell can also apply to human cells. The field of animal physiology extends the tools and ...

Bioinformatics

... systems biology . Major research efforts in the field include sequence alignment , protein structure ... by high-throughput biological techniques. (The field of data mining overlaps with computational ... and watching their behavior over time. The field of genetic algorithms might be described as the ...

Bioinformatics

... systems biology . Major research efforts in the field include sequence alignment , protein structure ... by high-throughput biological techniques. (The field of data mining overlaps with computational ... and watching their behavior over time. The field of genetic algorithms might be described as the ...

Diffusion

... Law. Diffusion of electrons in an electrical field is essentially Ohm's law . In each, a flux (of ... ) move randomly in the absence of an electric field . When an electric field is applied, carriers drift preferentially in the ...

Electrical energy

... is a form of energy present in any electric field or magnetic field , or in any volume containing electromagnetic ... position of an electric charge in an electric field . The electrical energy of a charge Q situated ...

Gradient

... In vector calculus , the gradient of a scalar field is a vector field which points in the direction of the greatest ... In the above two images, the scalar field is in black and white, black representing higher ...

Microscope

... specimens as they have a very limited depth of field . Typically they are used to examine a smear, a ... and the like. Great working distance and depth of field here are important qualities for this type of ... (i.e., magnification), the smaller the depth of field and working distance. A stereo microscope has a ...

Magnetic resonance imaging

... imaged is placed in a powerful, uniform magnetic field , the spins of the atomic nuclei within the ... opposite directions: parallel to the magnetic field or anti-parallel . While the proportion is nearly ... environment. The realignment with the magnetic field is termed longitudinal relaxation and the time ...

Neuroscience

... Neuroscience is a field of study which deals with the structure , ... of the human brain is an interdisciplinary field which involves many levels of study, from the ... as an independent field. Development - This field studies the ways in which the ...

Origin of life

... Research into the origin of life is a limited field of research despite its profound impact on ... of the natural world. Progress in this field is generally slow and sporadic, though it still ... . Relevant fields Astrobiology is a field that may shed light on the nature of life in ...

Photon

... of excitation of the quantised electromagnetic field and is one of the elementary particles studied ... bosons . Photons mediate the electromagnetic field (that is, they are the particles that enable ... , meaning n photons in the electromagnetic field mode understood. If ...

Biodiversity

... and new markets created. For society, biodiversity also is a field of activity and profit. It requires a proper management setup to determine ... plant traditional selection methods), progress made in the genetic field in the past 20 years lead to the obligation to tighten laws. With the new ...

Biomechanics

... can affect the properties of living tissue. There is much research in the field of growth and remodeling as a response to applied loads. For example, the ... behavior of living tissues would allow researchers to advance the field of tissue engineering, as well as develop improved treatments for a wide ...

Brain

... specific functions or if the brain functioned as a whole (the "aggregate field theory"). Jean Pierre Flourens championed the aggregate field theory in opposition to the pseudoscience of phrenology , founded by ...

Cryptozoology

... Some cryptozoologists align themselves with a more scientifically rigorous field like zoology , while others tend toward an anthropological slant or ... people, have persisted until as late as the 19th Century has given the field of study new credibility from the rest of the scientific community. ...

Ecological genetics

... of genes at a molecular level, ecological genetics (and the related field of population genetics ) studies wild populations of organisms. Studies ... natural populations had been done previously, it is acknowledged that the field was founded by the Briton E.B. Ford in the early 20th century. ...

Evolution

... in evolutionary theory has given rise to a strong connection between that field and the study of ecology . Mutations that are not affected by natural ... as well as their change over time. Evolutionary biology is a kind of meta field because it includes scientists from many traditional taxonomically ...

Kary Mullis

... views. In his 1998 essay collection Dancing Naked in the Mind field he relates experiences that he attributes to space alien visitors. He ... the Nobel Foundation website Kary Mullis: Dancing Naked in the Mind field , Pantheon Books , New York, 1998 Anthony Liversidge: " Kary Mullis, ...

Louis Pasteur

... vaccine against rabies ; however, he also made a major discovery in the field of chemistry, regarding asymmetric molecules and the polarization of ... an achievement, but Pasteur then went on to his more famous work in the field of biology/medicine. His doctoral thesis on crystallography got him a ...

Malaria

... and the pharma giant GlaxoSmithKline announced a partially successful field trial in October 2004 , for RTS,S/AS02A , a vaccine which reduces ... (POPs) which prohibits the agricultural use of DDT [5] for large-scale field spraying. DDT controversy Main article: DDT DDT was ...

Operator

... on scalar and vector fields Main articles: vector calculus , scalar field , gradient , divergence , and curl Three main operators are key to ... ∇, known as gradient , where at a certain point in a scalar field forms a vector which points in the direction of greatest change of that ...

Physiology

... the physiology of yeast cells can also apply to human cells. The field of animal physiology extends the tools and methods of human physiology ... in humans can occur during elevated physical activity. Within the field of exercise physiology , studies have been conducted that show the ...

Potential energy

... value of potential associated with every point in space. A force field can be re-obtained by taking the vector gradient of the potential ... associated with friction. All the examples above are actually force field stored energy (sometimes in disguise). For example in elastic potential ...

Astrobiology

... exo = out) or xenobiology ( Greek : xenos = foreign) is a speculative field within biology which considers the possible variety of extraterrestrial ... hypothesis (though it has yet to be verified), making xenobiology a valid field for scientific enquiry. Likewise, computer simulations of basic life ...

Abiogenesis

... though he is not a creationist himself (as noted in this 1995 email [1] ). Religious criticism of the theory "Abiogenesis is the field of science dedicated to studying how life might have arisen for the first time on the primordial young Earth. Despite the enormous progress that has ...

Antibiotic

... use, and a new era of research into the possibility of similarly "magic" chemotherapeutic cures for other diseases eventually led to successes in the field of cancer chemotherapy. The discovery of antibiotics, along with anesthesia and the adoption of hygienic practices by physicians (for example, ...

Biologist

... Technicians perform specialized tasks using laboratory equipment. (U.S. Department of Labor.) Training Many positions in biology as a field require an academic degree . A PhD (or equivalent) is generally required to direct independent research but a bachelor's or master's degree is ...

Cancer

... patients with all types of cancers American Institute for Cancer Research (AICR) - purports to be "the [United States'] leading charity in the field of diet, nutrition and cancer", supporting research into dietary methods for the prevention and treatment of cancer in addition to offering ...

Charles Darwin

... the same meeting Darwin was elected to the Council of the Society. He had already been invited by FitzRoy to contribute his "Journal" , based on his field notes, as the natural history section of the captain's account of the Beagle's voyage. He now also plunged into writing a book on South American ...

Developmental biology

... biology today deal with the various steps necessary for the correct and complete formation of the body of a living organism. The related field of evolutionary developmental biology was formed largely in the 1990s and is a synthesis of findings from molecular developmental biology and ...

Evolutionary biology

... evolutionary biology is known as an evolutionary biologist , or less frequently evolutionist . Evolutionary biology is something of a meta field because it includes scientists from many traditional taxonomically -oriented disciplines. For example, it generally includes scientists who may ...

Evolutionary developmental biology

... Evolutionary developmental biology (often referred to as ' evo-devo' or evolution of development ) is a field of biology that compares the developmental processes of different animals in an attempt to determine the ancestral relationship between ...

Experimental evolution

... In evolutionary biology , the field of experimental evolution is concerned with testing the theory of evolution in controlled experiments . Evolution can be observed in the ...

Eye

... (now extinct ) had a unique form of eye (usually compound) formed from crystals of calcite , incorporating a doublet structure that gave a good field of view despite the rigid lens . In most vertebrates and some mollusks (such as octopuses ) the eye works by projecting images onto a ...

Fitness landscape

... of drifting away from a peak is often referred to as Muller's ratchet . Fitness landscapes in evolutionary optimization Apart from the field of evolutionary biology, the concept of a fitness landscape has also gained importance in evolutionary optimization methods such as genetic ...

Francis Crick

... with the late Maurice Wilkins of University College, London. He also made significant contributions in laying the foundations of the now mature field of molecular biology . This includes work on the nature of the genetic code and the mechanisms of protein synthesis . He later left molecular ...

Genetics

... in principle, all the DNA in) a given species. Genomics depends on the availabilty of whole genome sequences, and compuational tools developed in the field of bioinformatics for analysis of large set of data. Closely-related fields The science which grew out of the union of biochemistry and ...

Genomics

... History Genomics appeared in the 1980s and took off in the 1990s with the initiation of genome projects for several species. The related field of genetics is the study of genes and their role in inheritance. The first genome to be sequenced in its entirety was that of bacteriophage ...

Glycome

... the Consortium for Functional Glycomics (CFG) funded by the (US) National Institute of General Medical Sciences . This body (which operates in a field called glycosciences ) includes participants in 'glycome projects' within its remit. The US Federal grant which can be said to have 'put the glycome ...
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(Date:11/24/2009)...ble class of ring-shaped protein motors has been u... National Laboratory (Berkeley Lab) using a state-... Advanced Light Source (ALS). These protein motors...tion, and are vital to the survival of all biologi...he human papillomavirus, which has been linked to ...
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