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Biological in Biological Definition

Apoptosis

... spectacularly. In addition to its importance as a biological phenomenon, defective apoptotic processes have ... of genes that play an important role in diverse biological processes, including cell growth and death, ... H. Wyllie and A. R. Currie: "Apoptosis: a basic biological phenomenon with wide-ranging implications in ...

Reproduction

... is perhaps most commonly used in the context of biological reproduction and sex : Sexual reproduction is a biological process by which organisms create descendants ... male and female. Asexual reproduction is a biological process by which an organism creates a ...

Biology

... physics in that it does not usually describe biological systems in terms of objects which obey immutable ... . Indeed, it is one of the reasons that biological organism exhibit the striking similarity of units ... and its environment . One of the reasons that biological systems can be difficult to study is that there ...

Biodiversity

... Biodiversity or biological diversity is a neologism and a portmanteau ... of biodiversity, is not so simple. The term biological diversity, was coined by Thomas Lovejoy in ... 1986, in a report for the first American Forum on biological diversity organized by the National Research ...

Bioinformatics

... , statistics , and computer science to solve biological problems. Research in computational biology ... from noisy data produced by high-throughput biological techniques. (The field of data mining overlaps ... 2.3 Structure prediction 2.4 Modeling biological systems 2.5 Other applications 3 ...

Biological psychology

... biological psychology may be looked at as a hybrid of neuroscience and psychology . Practitioners of biological psychology may use their knowledge of the brain ... Others may use this knowledge to search for biological causes for common mental illnesses, such as ...

Biotechnology

... the one formulated by the UN Convention on biological Diversity is one of the broadest: Biotechnology is any technological application that uses biological systems, living organisms, or derivatives ... activities ( bioremediation ), and produce biological weapons . There are also applications of ...

Biophysics

... Biophysics (also biological physics ) is an interdisciplinary science that ... research today comprises a number of specific biological studies, which do not share a unique identifying ... mechanical limbs and nanomachines to regulate biological functions. Nowadays, these are more commonly ...

Brain

... stress disorder , are now recognized as having a biological basis in the brain. These disease can be treated ... successful. Creating an algorithm to mimic a biological brain is extremely difficult because the brain is ... to create an electronically-controlled biological "ratbot" that could go in dangerous places. ...

Cloning

... identical copy of an original. A clone in the biological sense, therefore, is a single cell (like ... is a genuine example of cloning in the broader biological sense, as it creates genetically identical organisms by biological means, but this particular kind of cloning has ...

Bioinformatics

... , statistics , and computer science to solve biological problems. Research in computational biology ... from noisy data produced by high-throughput biological techniques. (The field of data mining overlaps ... 2.3 Structure prediction 2.4 Modeling biological systems 2.5 Other applications 3 ...

Culture

... of human evolution. They were also wary of using biological evolution to explain differences between specific ... or legitimized forms of, racism . They believed biological evolution would produce a most inclusive notion ... taught, they began to develop independently of biological evolution (in other words, one human being can ...

Ebola

... Bioterrorism , or use of the Ebola virus as a biological weapon , is a common fear of people who know ... do say that altering the Ebola virus for biological warfare is possible although unlikely. The ... In his book Biohazard , former Soviet biological warfare researcher Ken Alibek claimed that the ...

Electrophysiology

... that pertains to the flow of ions in biological tissues and, in particular, to the electrical ... Classically, electrophysiologists watched biological currents/voltages on an oscilloscope and ... composition of the oxidized components inside of biological solution being studied. It is typically employed ...

Homeostasis

... feedback 2 Ecological homeostasis 3 biological homeostasis 3.1 Homeostasis in the human ... The term is most often used in the sense of biological homeostasis. homeo- similar or same. stasis- ... to the external environment. Many ecological , biological , and social systems are homeostatic. They ...

Human

... to a small group, typically including his closest biological relatives: his mother , father , and siblings ... , determinism , social determinism and biological determinism ). There is debate about the extent ... 39 : 57-106. [13] (pdf) Robin, Ashley. 1991. biological Perspectives on Human Pigmentation . Cambridge: ...

Ion channel

... are present in the membranes that surround all biological cells . By conducting and controlling the flow of ... 1 Basic features 2 biological role 2.1 Diversity and activation ... force, depending on the variety of channel. biological role Because "voltage-gated" channels underlie ...

Lipid

... water-insoluble or nonpolar compounds of biological origin, including waxes , fatty acids , ... While phospholipids are the major component of biological membranes, other lipid components like ... in animal cell membranes) are also found in biological membranes. In an aqueous milieu, the heads of ...

Mathematical biology

... academic study which aims at modelling natural, biological processes using mathematical techniques and ... both practical and theoretical applications in biological research. Contents ... and carcinogenesis [2] Mechanics of biological tissues [3] Theoretical enzymology and ...

Molecular biology

... It is concerned particularly with the forms of biological molecules and ... is predominantly ... 1 Relationship to other "molecular-scale" biological sciences 2 Techniques of molecular biology ... Relationship to other "molecular-scale" biological sciences Schematic relationship between ...

Magnetic resonance imaging

... niche applications outside of the medical and biological fields such as rock permeability to hydrocarbons ... MRI measures the diffusion of water molecules in biological tissues. Following an ischemic stroke , brain ... naturally move according to Brownian motion . In biological tissues however the diffusion is very often ...

Natural selection

... also that the above law need not apply solely to biological organisms; it applies to all organisms that ... does not rule out selection occurring at all biological levels (e.g. gene, organism, group). Finally, ... humans or their built environments are somehow biological or inevitable - Social Darwinism . Others held ...

Polymerase chain reaction

... Polymerase Chain Reaction (PCR) is a molecular biological technique for amplifying (creating multiple ... or yeast . PCR is commonly used in medical and biological research labs for a variety of tasks, such as the ... proteins--for example, medicines or enzymes in biological washing powders. The incorporation of an affinity ...

Protein

... several similar structures in performing their biological function. In the context of these functional ... conformation, each conformation has its own biological activity and only one conformation is considered ... (see integral membrane protein ). Nearly all the biological catalysts known as enzymes are proteins. ...

Reproduction

... is perhaps most commonly used in the context of biological reproduction and sex : Sexual reproduction is a biological process by which organisms create descendants ... male and female. Asexual reproduction is a biological process by which an organism creates a ...

Sociobiology

... critics had greatly overstated the degree of his biological determinism. Wilson's claims that he had never ... are memes . Sociobiology is concerned with the biological basis of human behaviours, while memetics treats humans as products not only of biological evolution, but of cultural evolution also. ...

Species

... 1 Definitions of species 2 Importance in biological classification 3 Implications of assignment ... and still retains an important place within the biological sciences, particularly in the case of plants. The biological species or isolation species concept ...

Selective serotonin reuptake inhibitor

... were specifically designed while considering the biological causes of depression. SSRIs are frequently ... not well understood Some say that the supposed biological causes of depression, which SSRIs were designed ... of ... There is no blood or other biological test to ascertain the presence or absence of a ...

Systems biology

... is an academic field that seeks to integrate biological data as an attempt to understand how biological systems function. By studying the relationships and interactions between various parts of a biological system (e.g. organelles , cells , ...

Virus

... This article is concerned with virus as a biological infectious particle; for other uses of the term ... in the article Plural of virus . A list of biological viruses has also been prepared. A virus is a small particle that infects cells in biological organisms. Viruses are obligate intracellular ...

Carbohydrate

... hydrates of carbon ) are chemical compounds that act as the primary biological means of storing or consuming energy , other forms being fat and ... modification . Polysaccharides represent an important class of biological polymer . Examples include starch , cellulose and chitin . ...

Carolus Linnaeus

... its name. Linnaean taxonomy Although taxonomists, in almost any biological field, are familiar with the work of Carolus Linnaeus, his contribution to ... : the system of scientific classification now widely used in the biological sciences . The Linnaean system classified living things within a ...

Colchicine

... 1 History 2 Pharmacology 2.1 biological function 2.2 Colchicine as medicine 2.3 Toxicity 2.4 Laboratory ... linked to it binding with the protein tubulin. Pharmacology biological function The molecular formula of colchicine is C 22 H 25 N O 6 . ...

DNA

... acid which is capable of carrying genetic instructions for the biological development of all cellular forms of life and many viruses . DNA is ... helix twists 360 per 10.6 bp in the absence of strain. But many molecular biological processes can induce strain. A DNA segment with excess or insufficient ...

Drosophila

... Drosophila " are often used synonymously with D. melanogaster in modern biological literature. This article however deals with the whole genus. ... Fly." International Wildlife Encyclopedia . 2002 ed. Freeman, Scott. biological Science . New Jersey: Prentice-Hall, Inc., 2002. "Pomace Flies". ...

Eugenics

... , a prominent American biologist , assumed the role of director of a biological research station based in Cold Spring Harbor . Here he began ... " reprogenetics "). It has been argued that this "non-coercive" form of biological "improvement" will be motivated more by individual competitiveness and the ...

Fick's law of diffusion

... 1 History 2 Fick's First Law 3 Fick's Second Law 4 A biological Perspective 5 See also 6 References History Fick's ... in dimensions of [length 2 time -1 ] x is the position A biological Perspective The first law gives rise to the formula It states ...

Cell membrane

... A component of every biological cell , the selectively permeable cell membrane (or plasma membrane or ... pp. (In Russian) Z.D. Urushadze, "The Charge Transfer Across the Model biological Membrane".- Proceedings of the Georgian Academy of Sciences, Series of ...

HeLa

... also the German name for Hel, Poland and the cruiser SMS Hela In biological and medical research, a HeLa cell is a cell which is derived from ... other cell cultures growing in the same laboratory, interfering with biological research. The degree of contamination is unknown, because few researchers ...

Light-dependent reaction

... . ATP is a versatile source of chemical energy used in most biological processes. Note, however, that the light reaction produces no ... an electron transport chain . This is a series of proteins embedded in a biological membrane that transfers high-energy electrons from one to another, ...
Other Contents
(Date:7/9/2014)... (TCGA) Research Network have identified novel mutations in ... most common subtype of lung cancer. Knowledge of ... possible therapeutic targets for this disease and potentially ... mutations because many potent cancer drugs that target ... funded and managed by the National Cancer Institute ...
(Date:7/9/2014)... new study shows that some shark species may be able ... may come with rising temperatures. , The Arctic today is ... it wasn,t always like that. Roughly 53 to 38 million ... the Arctic was more similar to a huge temperate forest ... including ancestors of tapirs, hippo-like creatures, crocodiles and giant tortoises. ...
(Date:7/9/2014)... from China challenges the commonly held belief that birds ... to fly. The birdlike fossil is actually not a ... of a tiny tree-climbing animal that could glide, say ... Blanding, Utah, and Alan Feduccia of the University of ... of Ornithology . , The fossil of the ...
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(Date:7/9/2014)... After Susan Wakulich was told she had an aneurysm, she ... of her. , "I was devastated," said Wakulich, who is ... knew this was a serious diagnosis. Then I met Dr. ... involved a less invasive procedure. It was something I didn,t ... in a multi-center U.S. clinical trial to evaluate the safety ...
(Date:7/9/2014)... findings from Fox Chase Cancer Center paint a relatively ... of breast cancers that have spread to the chest ... that grow into the skin, regardless of size and ... as stage III and called "locally advanced" tumors, ... cancer, often with poor survival. Locally advanced breast cancers ...
(Date:7/9/2014)... This news release is available in French . ... different factors in 14 year old teens, including brain structure ... with 70% accuracy who will go on to develop binge ... lack of conscientiousness, and other variables such as life events ... likelihood of binge drinking. Whether or not the child ...
(Date:7/9/2014)... reputation for being highly toxic, but when used in the ... to offer potential health benefits in a range of issues, ... compound (AP39), designed and made at the University of Exeter, ... of very small amounts of the substance to the right ... have already found that the compound protects mitochondria the ...
(Date:7/9/2014)... PHILADELPHIA Previous studies linking older age with kidney ... of living kidney donation among older adults. However, in ... researchers at the Perelman School of Medicine at the ... years and above) enjoy similar life expectancy and cardiovascular ... donate their kidneys. In light of the ever increasing ...
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