The New Encyclopædia Britannica, Volume 2Encyclopædia Britannica, 1992 - 32 pages |
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Page 223
... signals of fireflies . The phenomenon occurs sporadically in a wide range of protists and animals , from bacteria and ... signal and the female's response , therefore , is crucial . Similar specific recognition codes are used by many ...
... signals of fireflies . The phenomenon occurs sporadically in a wide range of protists and animals , from bacteria and ... signal and the female's response , therefore , is crucial . Similar specific recognition codes are used by many ...
Page 226
... signal is attenuated as it travels along the wire , and amplifiers must be placed at intervals to reinforce it . This is not the case for the an- imal nerve axon : the neural impulse issued from sense organs does not weaken in travel ...
... signal is attenuated as it travels along the wire , and amplifiers must be placed at intervals to reinforce it . This is not the case for the an- imal nerve axon : the neural impulse issued from sense organs does not weaken in travel ...
Page 957
... signals . The graphs plot the relationships between two or more variables , with the horizontal axis normally being a function of time and the ver- tical axis usually a function of the voltage gen- erated by the input signal to the ...
... signals . The graphs plot the relationships between two or more variables , with the horizontal axis normally being a function of time and the ver- tical axis usually a function of the voltage gen- erated by the input signal to the ...
Contents
Beckford detail from an oil painting | 107 |
John Hoppner c 1800 in the Salford | 234 |
To make the best use of the Britannica | 260 |
Copyright | |
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