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A comment on Evolution has given humans a huge advantage over most other animals: middle age. Parent comment
Grandchildren share 0-1/2 your DNA, in a normal distribution around 1/4
Similar values and distributions happen for great and great-great grandchildren centered on 1/8th and 1/16th respectively
This is due to the randomness associated with the chromosome from you or your co-parent being randomly selected.
A grandchild exceptionally like you might be almost 1/2 your DNA
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Grandchildren share 0-1/2 your DNA, in a normal distribution around 1/4
Similar values and distributions happen for great and great-great grandchildren centered on 1/8th and 1/16th respectively
This is due to the randomness associated with the chromosome from you or your co-parent being randomly selected.
A grandchild exceptionally like you might be almost 1/2 your DNA