Contributors in Science
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pulsar
Science; General science
A celestial radio source producing intense short bursts of radio emission. Since their discovery in 1968, over 1750 pulsars have been found (as of October 2006), and it has become ...
sister chromatid cohesion
Science; General science
A cell's genome contains instructions required by that cell to function and exist. All organisms, whether single-celled or multicellular, require a complete set of instructions ...
cellular automata
Science; General science
A cellular automaton is a hypothetical computer constructed of a regular array of cells that interact with neighboring cells according to a set of simple rules. Though ...
nucleotide
Science; General science
A cellular constituent that is one of the building blocks of ribonucleic acids (RNA) and deoxyribonucleic acid (DNA). In biological systems, nucleotides are linked by enzymes in ...
ultracentrifuge
Science; General science
A centrifuge of high or low speed which provides convection-free conditions and which is used for quantitative measurement of sedimentation velocity or sedimentation equilibrium ...
neoproterozoic predator-prey dynamics
Science; General science
A century and a half ago, in On the Origin of Species Charles Darwin presented the notion that animal evolution was governed by natural selection, by which fitness in the face ...
triticale
Science; General science
A cereal grass plant (× Triticosecale ) obtained from hybridization of wheat ( Triticum ) with rye ( Secale cereale ). It is a crop plant with a small-seeded cereal grain that is ...
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