Questions tagged [algae]

Algae is an informal term for a large, diverse group of photosynthetic eukaryotic organisms that are not necessarily closely related, and is thus polyphyletic.

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Volvox Cellular Reintegration

A couple of days ago, I answered this question over on worldbuilding.SE with some information about volvoxes, and commenter Liam Proven pointed out that one of the claims I made was dubious. I had ...
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How to grow a spirulina biofilm on a carbon/graphite cylindrical cathode?

I am trying to grow a spirulina biofilm on my cathode for a fuel cell but it doesn't seem to be sticking to the cathode. I have a culture of spirulina and I've submerged a few cathodes in it to try ...
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What are the obstacles to modifying an algae to secrete fuel?

I've been reading a bit about algae fuel. It sounds like people did some work and then decided it was too difficult. This link mentions Exxon's work: https://en.wikipedia.org/wiki/Algae_fuel#...
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Is Cell Concentration a Major Causal Factor In Lag Phase Specific Growth Rate of Chlorella?

Literature on lag phase low specific growth rate seems invariably to assume a change in environment to which the single-cell organism must adapt before the specific growth rate reaches its maximum ...
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Where does algae in chlorine-treated water come from?

We live several kilometres away from the sea and we get our water from a deep well. Our water is chlorinated. We have a crystal-clear outdoor swimming pool that is well-maintained through regular ...
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What strains of algae do freshwater fish, snails, and shrimp prefer?

After a deep clean, my aquarium is algae free for the moment. This is a problem for my algaephage fish, snails (mystery and especially nerites who apparently can't eat wafers), and amano and cherry ...
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Minimum LED wattage for a Spirulina growth tank?

I was recommended this stack to ask this, as it seemed like a somewhat tricky question to find an answer to! Originally I had thought that it would be around 300W per square meter, as the general ...