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Biochemistry
“
The need to prevent ferredoxin reacting with oxygen might also explain the propensity of rubisco to fix O2 through the apparently futile process of photorespiration. Very little in evolution is genuinely futile; if it survives natural selection there is usually a reason. In the case of rubisco, think what happens if CO2 levels fall while O2 levels rise inside a leaf (when the stomatal pores are closed). Now rubisco is obliged to slow down because its substrate, CO2, is in short supply. This mean
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― Transformer: The Deep Chemistry of Life and Death
― Transformer: The Deep Chemistry of Life and Death
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As we mentioned in the previous chapter, scientific insights into the way our brains and bodies work suggest that our feelings are not some uniquely human spiritual quality, and they do not reflect any kind of 'free will'. Rather, feelings are biochemical mechanisms that all mammals and birds use in order to quickly calculate probabilities of survival and reproduction. Feelings aren't based on intuition, inspiration or freedom they are based on calculation. (page 36)
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― 21 Lessons for the 21st Century
― 21 Lessons for the 21st Century
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