Thanks Ann Karen On Thu, Nov 3, 2011 at 12:11 AM, Ann Turner <[email protected]> wrote: > It is possible for siblings to have no match on a specific chromosome. > > Discounting the short segments reported by FTDNA (which have a high > probability of being pseudo-segments), 4th cousins have about a 50-50 > chance of sharing a segment. Some known 4th cousins might still share two > or (rarely) even more segments, but the probability favors zero or one > matching segment at that level. > > Ann > > On Wed, Nov 2, 2011 at 1:25 AM, Karen Hodges <[email protected]> wrote: > >> When an immediate family member[parent/sibling] tests with another >> immediate family member it would be expected that they would match on >> all chromosomes. >> >>  How distant does the relationship need to become before it is reduced >> to a single chromosome so that you know that number chromosome matches >> to a particular branch on your tree? >> >> Karen >> >> ------------------------------- >> To unsubscribe from the list, please send an email to >> [email protected] with the word 'unsubscribe' without >> the quotes in the subject and the body of the message >> > > ------------------------------- > To unsubscribe from the list, please send an email to [email protected] with the word 'unsubscribe' without the quotes in the subject and the body of the message >