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5
votes
3answers
242 views
Why can ATP not be stored in excess?
I just learned that ATP can not be stored in excess and is only made by the body when it is needed. What makes ATP, like glucose and fat is what is stored under the skin or wherever. Now why cant the ...
3
votes
1answer
50 views
Does biofuel production by microalgae need an extra source of CO2?
It is necessary to have extra source of CO2 i.e. from a nuclear reactor or factory chimney to produce bio-fuel by microalgae or is it able to do it with the normal CO2 density in the atmosphere?
1
vote
0answers
20 views
What are ways to compare the “costs” and “gains” of food production systems?
I'm looking for methodologies to compare the costs a food production requires with the gains it delivers (not in economic terms).
I'm aware of energy returned on investment. Are there other methods ...
0
votes
0answers
40 views
Why does strenous exercise cause vision of “lights”?
I had a hard climb a week ago. I got so tired then any time I closed my eyes I saw these lights inside my head. I see these lights almost every time that I run fast or some thing like that. What are ...
