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5
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2answers
1k views

What has caused life to choose this unfathomably tiny subset of all possible proteins?

I wonder why life uses the particular proteins that it does, about 10^6 different proteins, I think? Evolution cannot explain it because the number of possible proteins is far far too large to ever ...
3
votes
0answers
18 views

Is emergence connected to nature's transition between fractal regimes at different size scales?

A fractal algorithm like Mandelbrot is self-similar in all size scales. This is not the case in nature. A tree is fractal in the sense that each branch is similar to the tree as a whole. But that is ...
1
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2answers
63 views

Are there more true codes found in biology besides the central dogma?

I know each element of the central dogma is a code in the mathematical sense of finite-state machines. That is, DNA is transcribed into RNA, and RNA into proteins. What other examples are there of ...
4
votes
3answers
473 views

Why is mRNA needed in the Protein translation?

The original question was to predict the basic requirements for information storage. Then the discussion moved to why is it necessary to include mRNA in the protein translation process. Why can't ...
4
votes
2answers
202 views

Why and how does complexity usually tends to increase through time?

The question of complexity is classic in the very first lectures of evolutionary biology where the teacher usually tries to tell the students that complexity does not necessary increases and that ...
0
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3answers
82 views

Could sex alone drive complexity?

Imagine that complexity is measured by a positive number $f_n$. If one has no prior knowledge about the positive number $f_n$ then from Bayesian theory one can assign $\log f_n$ an "improper" uniform ...
3
votes
2answers
89 views

Is there a way to measure the amount of bytes that are possible to encode in a DNA molecule?

When I saw a DNA molecule for the first time, it kinda reminded me of a hard drive. It consists of slots and there are some possible combinations for each slot; in the hard drive these possible ...