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| visits | member for | 10 months |
| seen | yesterday | |
| stats | profile views | 1 |
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Jun 13 |
answered | Are there beneficial genetic mutations identified by consumer DNA genotyping? |
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Feb 25 |
comment |
Are there examples of encryption in nature? @JackAidley Well if you want to be pedantic they can be examples of Cryptography rather than Encryption, but its the closest example in Biology I can think of. |
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Feb 25 |
comment |
Are there examples of encryption in nature? @JackAidley modern encryption is used for signing/verifying messages as much as encrypting/decrypting them. The RM system is a form of signing/verifying. |
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Feb 20 |
answered | Are there examples of encryption in nature? |
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Feb 13 |
comment |
What is a Mitochondrial Eve and Y-chromosomal Adam Just to note that you don't always get the mitochondria from the mother, sometimes you get some from the father too (but this is very rare.) This doesn't really change anything other than the "unbroken line of mothers" aspect. |
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Feb 12 |
comment |
Is there an “Adam and Eve” for each new trait during (not just human) evolution? If you a new mutation which is recessive, although there is one progenitor, the phenotype might not be realised until many several generations later when the first homozygous offspring is born. In this case you don't really have an Adam and Eve. You could even have the first exhibitions of the phenotype occur simultaneously in different populations. |
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Jan 29 |
revised |
How can a three-base codon evolve from a two-base codon? added 212 characters in body |
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Jan 29 |
answered | How can a three-base codon evolve from a two-base codon? |
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Jan 8 |
answered | Breathing water vapour |
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Jan 2 |
comment |
Do T-cells express MHC molecules? Antigen-presenting cells include dendritic cells, and B-cells, but there are more: en.wikipedia.org/wiki/Antigen_presenting_cells |
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Dec 11 |
comment |
Does the DNA sequence of a butterfly match that of the caterpillar it used to be? @AlanBoyd I imagine the germline cells' DNS remains the same? |
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Dec 11 |
awarded | Critic |
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Dec 11 |
comment |
Does the DNA sequence of a butterfly match that of the caterpillar it used to be? Sometimes a caterpillar turns into a wasp rather than a butterfly. But then its DNA Is very different! (And it doesn't go on to make more catterpillars) |
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Dec 6 |
comment |
Insulin and monoclonal antibody production See en.wikipedia.org/wiki/Glycosylation |
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Aug 31 |
awarded | Supporter |
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Aug 24 |
awarded | Teacher |
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Aug 24 |
answered | Has there been any observation of species adapting the evolution process? |
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Aug 24 |
awarded | Editor |
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Aug 24 |
revised |
Why do DNA and RNA have the functions they have? deleted 1 characters in body |
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Aug 24 |
answered | Why do DNA and RNA have the functions they have? |