Re: hereditary defects

Joao Pedro (
Sat, 7 Mar 1998 23:16:48 GMT


You wrote:
>If I may pick an irrelevant nit off this largely symbolic tirade,
>for curiosity's sake: is trisomy heritable? Is a mammal with an
>odd number of chromosomes fertile?

There are certain trisomic conditions that can be heritable because
trisomics can sometimes be fertile.
Women with Down's Syndrome can be fertile, men can never be fertile.