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[1] The S–S distances are equivalent and are 191.70 ± 0.01 pm , and with an angle at the central atom of 117.36° ± 0.006° . [ 2 ] However, cyclic S 3 , where the sulfur atoms are arranged in an equilateral triangle with three single bonds (similar to cyclic ozone and cyclopropane ), is calculated to be lower in energy than the bent ...
Molecular biology – study of biology and biological functions at the molecular level, with some cross over from biochemistry. Structural biology – a branch of molecular biology, biochemistry, and biophysics concerned with the molecular structure of biological macromolecules. Health sciences and human biology – biology of humans.
Biology is the scientific study of life. [1] [2] [3] It is a natural science with a broad scope but has several unifying themes that tie it together as a single, coherent field. [1] [2] [3] For instance, all organisms are composed of at least one cell that processes hereditary information encoded in genes, which
Developmental psychobiology posed this question since the lack of knowledge about the precise coordination of all cells, even those not related anatomically, in space and time during the embryonic period does not allow us to understand what forces at the cellular level coordinate four very general classes of tissue deformation, namely: tissue ...
A taxonomic revision or taxonomic review is a novel analysis of the variation patterns in a particular taxon. This analysis may be executed on the basis of any combination of the various available kinds of characters, such as morphological, anatomical , palynological , biochemical and genetic .
In biology, taxonomic rank (which some authors prefer to call nomenclatural rank [1] because ranking is part of nomenclature rather than taxonomy proper, according to some definitions of these terms) is the relative or absolute level of a group of organisms (a taxon) in a hierarchy that reflects evolutionary
The most recent data available from the 10 largest US cities and other comparable departments shows the Los Angeles Fire Department is less staffed than almost any other major city, leaving it ...
"Biology 101" is the third season premiere of Community and the 50th episode of the series overall. The episode originally aired on September 22, 2011 on NBC . The episode was written by Neil Goldman and Garrett Donovan and directed by Anthony Russo .