Sometimes, identical genes will produce different expression patterns. Why? Geneticists are now examining the "penetrance" and "expressivity" of genotypes and their phenotypes. In fact, large ...
Variational Principles in the Theory of Collisions By Yu. N. Demkov. Translated from the Russian by N. Kemmer. Pp. x + 157. (London and New York: Pergamon Press, 1963.) 42s. net.
Guardians: Defenders of Mathematica - Halloween update! Play the spooktacular Halloween update with all-new backgrounds and costumes. For a limited time only! Use your maths skills to save Mathematica ...
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