The leading text that covers both the theory and practice of evaluation in one engaging
volume has now been revised and updated with additional evaluation approaches (such as …

Photosynthesizing plants havebeen exposed to C14C> 2 for short periods of time (0.4 to 15
sec.) and the products of carbon dioxide reduction analyzed by paper chromatography and …

Abstract DEVELOPMENT of the technique for obtaining palaeotemperature data by
measuring the ratio of 18O/16O (refs. 1 and 2) in the calcium carbonate of foraminifera from …

SEVERAL workers1–3 have attempted to retrieve palaeoclimatic information from the
12C/13C ratios in tree rings. Their use of whole wood, however, has been unsatisfactory, in …

THE fragmentation of rocks by the crystallization of salts, for convenience termed 'salt
weathering', is important in a restricted range of environments and produces distinctive …

Objective: To determine whether participation in a mind-body skills group program based on
psychological self-care, mind-body techniques, and self-expression decreases symptoms of …

Many eukaryotic photosynthetic organisms enhance their carbon uptake by supplying
concentrated CO2 to the CO2-fixing enzyme Rubisco in an organelle called the pyrenoid …

Oxidative injury to hepatocytes occurs as a result of hepatitis C virus (HCV) infection and
replication. Modulation of host cell antioxidant enzymes such as heme oxygenase‐1 (HO‐1) …

Chloroplasts are eukaryotic photosynthetic organelles that drive the global carbon cycle.
Despite their importance, our understanding of their protein composition, function, and …

Techniques have been developed and an apparatus has been designed and constructed to
make possible quantitative experiments in photosynthesis. It is now possible to measure the …