302 results found

Search Results for: theory

Endosymbiotic theory

Endosymbiotic theory definition noun (evolutionary biology) A theory suggesting that the organelles such as mitochondria... Read More

Theory of Neuroscience

Nezih OKTAR Journal of Neurological Sciences (Turkish) 2006, Volume 23, Number 3, Page(s) 155-158. An Open Access... Read More

Young-helmholtz theory of colour vision

'''Young-helmholtz theory of color vision A theory that there are three perceiving elements in the retina: red, green, and... Read More

Theory

Definition noun, plural: theories (general) (1) A conjecture, an opinion, a speculation or an assumption based on limited... Read More

The Elegant Universe: Superstrings, Hidden Dimensions, and the Quest for the Ultimate Theory

The Elegant Universe: Superstrings, Hidden Dimensions, and the Quest for the Ultimate Theory  ... Read More

Cannons theory

Definition noun A theory on emotion formulated by Walter Cannon in 1929 which states that the diencephalon, consisting of... Read More

Hypothalamic theory

Definition noun A theory on emotion formulated by Walter Cannon in 1929 which states that the diencephalon, consisting of... Read More

Cell theory

Definition noun The scientific theory describing cells, e.g. the cell as the basic unit of living organisms, and that all... Read More

Humoral theory

Definition noun An ancient Greek theory stating that the body is composed of four basic humors such as black bile, yellow... Read More

A New Theory on the Origin of Animal Multicellularity

Multicellular life, purportedly, started around 600 million years ago. From single-celled, certain organisms eventually... Read More

The Reluctant Mr. Darwin: An Intimate Portrait of Charles Darwin and the Making of His Theory of Evolution (Great Discoveries)

The Reluctant Mr. Darwin: An Intimate Portrait of Charles Darwin and the Making of His Theory of Evolution ... Read More

Emergency theory

Definition noun A theory formulated by Walter Cannon in 1929 to depict the fight-or-flight response in animals. The theory... Read More

Recapitulation theory

Definition noun The theory formulated by E.H. Haeckel in which the individuals in their embryonic development pass through... Read More

Lamarckian theory

Definition noun An evolutionary theory holding that acquired or learned traits can be passed on from parents to... Read More

Natural selection

Natural Selection Definition What is natural selection in biology? Natural selection is defined as a process in nature... Read More

Place theory

place theory A theory of pitch perception which states that the perception of the pitch of a sound depends upon the level or... Read More

Instructive theory

Instructive theory theory of antibody production, now considered untenable, in which antigen acted as template for the... Read More

Planet Formation: Theory, Observations, and Experiments by W. Brandner & H. Klahr

Planet Formation: Theory, Observations, and Experiments      ... Read More

Neutral theory of molecular evolution

Definition noun A theory stating that evolutionary changes particularly at the molecular level arise from genetic drift of... Read More

Advances in Forensic Taphonomy: Method, Theory, and Archaeological Perspectives

Advances in Forensic Taphonomy: Method, Theory, and Archaeological Perspectives ... Read More

Quantum Evolution: How Physics’ Weirdest Theory Explains Life’s Biggest Mystery

Quantum Evolution: How Physics' Weirdest Theory Explains Life's Biggest Mystery  ... Read More

Kinetic molecular theory

Kinetic molecular theory (Science: chemistry) this theory assumes that molecules must collide in order to react. The more... Read More

Chemiosmotic theory

Definition noun A theory postulated by the biochemist Peter Mitchell in 1961 to describe ATP synthesis by way of a proton... Read More

Theory of electrolytic dissociation

theory of electrolytic dissociation --> Arrhenius doctrine The theory of electrolytic dissociation (1887) that became the... Read More

Biology

Biology Definition Biology is the branch of science that primarily deals with the structure, function, growth, evolution,... Read More

Parallel Worlds: A Journey Through Creation, Higher Dimensions, and the Future of the Cosmos

Parallel Worlds: A Journey Through Creation, Higher Dimensions, and the Future of the Cosmos   ... Read More

Biogenesis

Definition noun plural: biogeneses (1) The process in which life forms arise from similar life forms (2) A theory that... Read More

The Plausibility of Life: Resolving Darwin’s Dilemma

The Plausibility of Life: Resolving Darwin's Dilemma    ... Read More

Evolution

Reviewed by: Mary Anne Clark, PhD Evolution Definition Evolution (evo‧lu‧tion, ˈɛvəluːʃ(ə)n) is... Read More

Prokaryotic Ancestor of Mitochondria: on the hunt

The alphaproteobacteria have been widely cited as the closest relative-- and possibly the prokaryotic ancestor -- of the... Read More

Inorganic Chemistry

Inorganic Chemistry      ... Read More

Knoops theory

Knoops theory That the catabolism of fatty acids occurs in stages in each of which there is a loss of two carbon atoms as a... Read More

Bioelectronics: From Theory to Applications

Bioelectronics: From Theory to Applications     ... Read More

Atomic theory

Atomic theory That chemical compounds are formed by the union of atoms in certain definite proportions; in its modern form,... Read More

Spot the match – wildlife photo-identification using information theory

Spot the match – wildlife photo-identification using information theory   Conrad W Speed,1,2 Mark G Meekan,2 and Corey... Read More

A Manual of Spherical and Practical Astronomy: Volume 2. Theory and Use of Astronomical Instruments

A Manual of Spherical and Practical Astronomy: Volume 2. Theory and Use of Astronomical Instruments  ... Read More