life cycles

Allen Smith allens at
Fri Apr 17 14:26:44 EST 1992

In article <9204161802.AA29177 at>, french at RUST.ZSO.DEC.COM writes
> For many organisms, a pre-programmed life-cycle
> appears to dominate other components of ageing such as
> damage from radicals and radiation.  For example, trout
> turn ugly just before spawning and die shortly afterwards.
> It seems unlikely that a trout's DNA suddenly deteriorates
> from radical and radiation damage unless a repair mechanism
> is turned off near the end of its life cycle.

        However, is the death/"uglinesss" due to DNA damage or simple
regulation of other genes by biological clocks?

More information about the Ageing mailing list