I don't doubt that, in most cases. But at some point in evolution there must be discontinuities in chromosome count. If these are always absolute barriers to reproduction, there is a problem.
IIRC, there's a variety of chromosome counts among horses.
1,065 posted on 02/09/2005 11:29:31 AM PST by jennyp
(WHAT I'M READING NOW: Professional NT Services by Miller)