8
votes
Why is the codon size three, rather than four?
The reason is pretty simple: It comes from the number of amino acids used to make proteins and thus with the necessary number of possible combinations and robustness of the system.
We have 20 amino ...
6
votes
How to disambiguate between chromosome and chromosome pair?
This is standard. For a typical human diploid cell there are two copies of chromosome 1, two copies of chromosome 2, etc; you'd have either two copies of the X chromosome or one X and one Y.
There's ...
1
vote
Inheritance of child behavior based on daily life experiences of the parent
Children inherit DNA from their parents, which in turn was inherited by their parents from their grandparents, and so on. Only modifications to the DNA in the germ-line cells (those producing eggs and ...
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