Now showing items 11-20 of 2569
Thermal adjustments in cardiac and skeletal muscles of lizards
(Springer-Verlag, 1969-03)
1. Isometric twitch tension development was measured over a wide range of temperatures in skeletal and cardiac (ventricular) muscles from diverse Australian lizards representing several families and including both diurnal ...
Cysteine 265 Is in the Active Site of, But Is Not Essential for Catalysis by tRNA-Guanine Transglycosylase (TGT) from Escherichia coli
(Kluwer Academic Publishers-Plenum Publishers; Plenum Publishing Corporation ; Springer Science+Business Media, 1997-01)
Site-directed mutagenesis and X-ray absorption spectroscopy studies have previously shown that the tRNA-guanine transglycosylase (TGT) from Escherichia coli is a zinc metalloprotein and identified the enzymic ligands to ...
Farmers’ attitudes about farming and the environment: A survey of conventional and organic farmers
(Springer Netherlands, 1996)
Farmers have been characterized as people whose ties to the land have given them a deep awareness of natural cycles, appreciation for natural beauty and sense of responsibility as stewards. At the same time, their relationship ...
The distribution of Heterotrissocladius oliveri Saether (Diptera: Chironomidae) in Lake Michigan
(Kluwer Academic Publishers; Dr W. Junk Publishers ; Springer Science+Business Media, 1986-02)
Fifty one chironomid species were identified from 504 samples collected at depths ranging 8 to 267 m in Lake Michigan, U.S.A. Heterotrissocladius oliveri Saether occurred in 32% of these samples and had an average abundance ...
Optimal foraging and fitness in Columbian ground squirrels
(Springer-Verlag, 1990-01)
Optimal diets were determined for each of 109 individual Columbian ground squirrels ( Spermophilus columbianus ) at two sites in northwestern Montana. Body mass, daily activity time, and vegetation consumption rates for ...
Length variation of CAG repeats in Sry across populations of Mus domesticus
(Springer-Verlag, 1995-03)
Congruent Avian Phylogenies Inferred from Mitochondrial and Nuclear DNA Sequences
(Springer-Verlag; Springer-Verlag New York Inc., 2003-07)
Recent molecular studies addressing the phylogenetic relationships of avian orders have had conflicting results. While studies using nuclear DNA sequences tend to support traditional taxonomic views, also supported by ...
The bicoid -related Pitx gene family in development
(Springer-Verlag; Springer-Verlag New York Inc., 1999-02)
Datura stramonium lectin: isolation and characterization of the homogeneous lectin
(Elsevier, 1981-07-20)