The New Encyclopaedia Britannica
Encyclopaedia Britannica, 1974 - Encyclopedias and dictionaries - 934 pages
 Propaedia: outline of knowledge and guide to the Britannica.--- Micropaedia: ready reference and index.--- Macropaedia: knowledge in depth.
Results 1-3 of 84
theriae that does not produce the exotoxin cannot cause diphtheria. Not all
virulent pathogens produce an exotoxin; most, in fact, do not. Salmonella typhosa
, the typhoid fever bacterium, produces an endotoxin, a complex substance ...
A relatively quiescent period follows, during which the yeast cells become
adapted to the use of maltose, a sugar constantly being produced in the dough
by the action of diastatic enzymes on starch. The rate of yeast activity is also
Energy is also required to convert methemoglobin to oxyhemoglobin and to
prevent the oxidation of other constituents of the red cell. Erythropoiesis (
production of red cells). Red cells are produced continuously in the marrow of
What people are saying - Write a review
LibraryThing ReviewUser Review - keylawk - LibraryThing
This is the 198215th Edition, in two halves, with the Macropaedia and the Micropaedia. First published in 1768, the publisher is the oldest English-language encyclopedia still in print. Two Scottish ... Read full review