one amino acid and the amino (n-h) group of the amino acid residoes below it along the helix. the helix makes one complete turn every amino acids. amide a molecule containing a nitrogen covalently linked to a carbonyl carbon. amide bond see peptide bond amine a molecule containing nitrogen with a single...
. the potential dose is the amount ingested, inhaled, or applied to the skin. the applied dose is the amount presented to an absorption barrier and available for absorption (although not necessarily having yet crossed the outer boundary of the organism). the absorbed dose is the amount crossing a specific...
host functions.different antimicrobial agents act in different ways, however the mechanism of actionof antimicro- bial agents can be categorized further based on the structure of the bacteria or the function that is affected by the agents. these include generally the following: • inhibition of the cell...
is an excuse to get spores out into the world. gilled mushrooms drop their spores into air currents, where they are lofted to new environments; stinkhorns cover themselves with foul smelling, spore-soaked slime that attracts insects, who carry the spores away on their legs and wings. the "real" organism...
for the production of barley malt . [ ] seedling establishment[ edit ] in some definitions, the appearance of the radicle marks the end of germination and the beginning of "establishment", a period that utilizes the food reserves stored in the seed. germination and establishment as an independent organism...
(photo: benjamin richter/kit) three-dimensional printing is increasingly applied worldwide, like in toy and automotive industries. in micro- and nanoranges, use of the process for the artificial production of biological tissue (tissue engineering) might result in new findings, as it is the case for specifically...