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environmental temperatures
The possibilities of improving the efficiency of geothermal and nuclear power stations through the use of low environmental temperatures are considered.
      
After warming to preferred body temperature, they refuse to enter burrows when chased until environmental temperatures become high enough to place them in danger of heat exhaustion.
      
Sex Ratios at Birth and Environmental Temperatures
      
It is concluded that the sex of the offspring is partially determined by environmental temperatures prior to conception.
      
Young db/db mutants were pair-fed to the ad libitum food intake of lean siblings for two weeks at two different environmental temperatures, 23 and 33 °C.
      
Thermogenesis in obese (ob) and diabetes (db) mutant mice was quantified at various environmental temperatures.
      
Biochemical and behavioral effects of acute ethanol in rats at different environmental temperatures
      
In Isocladus armatus, geographic and seasonal variations in relative frequencies of colour forms correlate with differences in environmental temperatures.
      
Environmental temperatures are believed to control the rates of development at all stages rather than acting as triggers in the onset or cessation of breeding at specific times.
      
of known age at 7 locations in a northern estuary (Damariscotta River, Maine, USA) were related to environmental temperatures and to the presence or absence of various potential food sources.
      
By contrast, hatching was observed after 10 d following the resumption of winter temperatures, suggesting that low environmental temperatures are an essential prerequisite for hatching of these eggs.
      
The heart rates of 145 limpets of different sizes, living on vertical and horizontal substrata, were measured both in air and water at different environmental temperatures, while the animals were inactive on their home scars.
      
Rates of nitrification (22 μmol m-2 h-1) and denitrification (9 μmol m-2 h-1) were comparable with rates reported for other sediments with much higher environmental temperatures.
      
borchgrevinki at 0°C was 189?mg?O2?kg-1?h-1 (factorial scope 6.8) which is similar to that of temperate and tropical species at their environmental temperatures, providing no evidence for metabolic cold adaptation of maximum activity.
      
Comparisons of Antarctic and temperate ascidian larvae suggest that the ascidian's development rate is affected by low environmental temperatures to about the same extent as embryos and larvae of an echinoid, nemertean, and calanoid copepods.
      
Except for Taphozous georgianus and Macroderma gigas all species studied had body temperatures which were close to the environmental temperatures during the resting phase.
      
In hovering hummingbirds (Amazilia fimbriata fluviatilis, mean weight 5.7 g) oxygen consumption, CO2 production, breathing frequency, respiratory water loss and wing frequency were measured at various environmental temperatures from 0 to 35 ° C.
      
The thermal balance of the spotted cuscus (Phalanger maculatus) and the role of the fur in this balance were determined at various environmental temperatures.
      
6B).5.Such compensatory temperature acclimation would enable the lateral giant neuron to maintain its function as effector of salivary gland activity over a wide range of environmental temperatures.
      
Studies have been carried out on the Mg2+ Ca2+-myofibrillar ATPase from the muscles of fish adapted to different environmental temperatures.
      
 

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