An Introduction to BiophysicsJ. & A. Churchill, 1921 - 435 Seiten |
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Seite 16
... seen that the bacteria gathered just at those places ( red and violet ) where light was absorbed . Kniep and Minder have determined the carbon assimilation , and they find it directly proportional to the amount of energy absorbed as ...
... seen that the bacteria gathered just at those places ( red and violet ) where light was absorbed . Kniep and Minder have determined the carbon assimilation , and they find it directly proportional to the amount of energy absorbed as ...
Seite 18
... seen , all the light falling on the leaf is not utilised -even all the light absorbed is not stored . Some energy is required for direct domestic use , e.g. transpiration . It has been calculated that about 10 per cent . of the incident ...
... seen , all the light falling on the leaf is not utilised -even all the light absorbed is not stored . Some energy is required for direct domestic use , e.g. transpiration . It has been calculated that about 10 per cent . of the incident ...
Seite 21
... seen , there is always a certain loss as heat . The unit of heat adopted in biology is the large calorie - that is , 1000 times the amount of heat required to raise one gram of pure water from 15 ° to 16 ° C. This value is almost the ...
... seen , there is always a certain loss as heat . The unit of heat adopted in biology is the large calorie - that is , 1000 times the amount of heat required to raise one gram of pure water from 15 ° to 16 ° C. This value is almost the ...
Seite 25
... seen that some free energy must be added— the material must be ignited . Various forms of match are em- ployed . Some workers prefer to suspend a dried cotton thread of known weight from a platinum wire connecting D and R. The thread ...
... seen that some free energy must be added— the material must be ignited . Various forms of match are em- ployed . Some workers prefer to suspend a dried cotton thread of known weight from a platinum wire connecting D and R. The thread ...
Seite 26
... seen that C and H are always under these circumstances completely oxidised to CO2 and H2O , which undergo little or no further energy changes . S and N , on the other hand , are converted into sulphuric and nitric oxides , which in turn ...
... seen that C and H are always under these circumstances completely oxidised to CO2 and H2O , which undergo little or no further energy changes . S and N , on the other hand , are converted into sulphuric and nitric oxides , which in turn ...
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A. V. Hill absorbed absorption acid action adsorption alterations amount animal arterial basilar membrane blood body bone calcium capillary carbohydrate carbon cartilage cause cell cent changes Chap chemical chloride CO₂ collodion colloidal colour concentration constant contraction corpuscles crystalloids decrease dialysing diffusion dispersed dissociation effect efficiency elastic electrical electrolytes emulsion emulsoid endosmosis enzyme external fibres fluid force gland glass glucose gram growth haemoglobin heat hydrated hydrogen ion increase ionisation kidney lactic acid layer light liquid litre lungs maltose material mechanism membrane mercury metres minute molecules movement muscle muscular negative nerve nitrogen normal organism osmotic pressure oxygen particles pass permeability phase physical physiological plasma polarisation positive potassium potential energy produced protein rays reaction result salts secretion soap sodium sodium chloride solution stapes stimulation substance surface tension suspensoids TABLE temperature thermometer tissue tube velocity ventricle vibrations viscosity volume wall