The New Encyclopędia BritannicaEncyclopędia Britannica, 1983 - Encyclopedias and dictionaries |
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Page 72
... less 20 . Thus , for this 48 - year - old man the exercise heart rate should be not less than 120 per minute to constitute an effective training stimulus , and not more than 152 to re- main within safe limits . Fat reduction ...
... less 20 . Thus , for this 48 - year - old man the exercise heart rate should be not less than 120 per minute to constitute an effective training stimulus , and not more than 152 to re- main within safe limits . Fat reduction ...
Page 158
... less attention to other things . Sociological reasoning of this kind is based upon the fact that certain types of behaviour within the family are becoming less common , and others are becoming more common . In other words , there is a ...
... less attention to other things . Sociological reasoning of this kind is based upon the fact that certain types of behaviour within the family are becoming less common , and others are becoming more common . In other words , there is a ...
Page 734
... less reactive , and the Na + concentrations are usually below those of Ca2 + . Minerals bearing magnesium ion ( Mg2 + ) seem even less reactive in freshwaters than those bearing the sodium ion . Potassium - ion- ( K + - ) bearing ...
... less reactive , and the Na + concentrations are usually below those of Ca2 + . Minerals bearing magnesium ion ( Mg2 + ) seem even less reactive in freshwaters than those bearing the sodium ion . Potassium - ion- ( K + - ) bearing ...
Contents
would become the principal reserve asset while gold | 36 |
Excretion the elimination of the waste products of | 50 |
Volumes | 431 |
Copyright | |
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acid activity amount animals appears become blood body called carried cause cells century changes chemical close common complete consists containing continuous countries depends direction early effect evidence evolution example existence farm federal ferns fibres field Figure fire function gametophyte give groups important increase interest Italy kidney known later leaves less light lines living major marriage material means ment method move movements muscle natural normal obtained occur organs origin percent period person plants position possible present pressure problems produced properties protection reduced remain renal response result retina selection similar social species structure supply surface temperature tend tion types United urine usually various vary