Not exact matches
For Darwin's own children, the coefficient was 0.063, meaning that 6.3 per cent of his children's
genes inherited from both father and mother were
identical.
From the family tree they worked out an «inbreeding coefficient» for each marriage — a figure reflecting the proportion of
inherited genes in the children that would be
identical from both parents.
By comparing
identical twins (who share all their
genes) and fraternal twins (who share on average half of the
genes that typically vary between people), the researchers were also able to determine the extent to which the ability to recognise faces is
inherited.