Foraminifera are single-celled marine protozoa that construct and inhabit a calcium carbonate shell composed of several chambers. These chambers are usually penetrated by pores through which the ...
General animal biology: Frog as a representative animal -- Materials of the animal body -- Body covering, skeleton, and body muscles -- Digestive systems and metabolism -- Circulatory systems -- ...
Although flagellated zoospores of anaerobic fungi (AF) were observed as early as 1910, definitive proof that AF are an important constituent of the cow rumen came relatively late (Orpin, 1975, 1977, ...
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