4 votes
Accepted

Do we know the genome contains all the information necessary for embryonic development?

The second quote is about stochastically determining which side is the "head" and which is the "tail", effectively, which occurs by positive feedback of an existing gradient. This ...
  • 37.1k
2 votes
Accepted

Are there any examples of information compression in nature?

Preliminary Remarks Many of the posts to this list about biological information (usually equated to DNA) from mathematical and informatics scientists start from what I regard as false premises, ...
  • 22.7k
2 votes

How do ascending neural pathways filter unimportant information?

Short answer The thalamus is the most important neural station for the filtering of peripheral information to the cerebral cortex. Background Sleep is a prime example of where much, if not all, of ...
  • 51.5k
2 votes
Accepted

How do ascending neural pathways filter unimportant information?

A neuron cannot know the importance of a signal in any applied sense, that is, it can't know the difference between one triggered by a feather or one by a hammer... on an individual basis. A single ...
  • 328
1 vote

Do we know the genome contains all the information necessary for embryonic development?

First of all, concerning the theory of epigenetics and the concept of epigenetic modification of 'gene expression' -- or of the data encoded in DNA in the form of its base sequence and structural ...
  • 169
1 vote

Can I find out what resistance bacteria has based on strain? where do I look for that info?

If database and literature searches fail, you can plug the GenBank accession numbers for your genomes into the CARD Resistance Gene Identifier. It takes either protein or nucleotide sequences, though ...
  • 7,779
1 vote

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

DNA is a code that occurs via stepwise polymerization, like all major macromolecules. In respects to DNA, it is Nucleic Acid sequences that polymerize to create the DNA. In eukaryotic cells this ...
  • 362

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