In article <Alan.031q at zarquon.demon.co.uk>, Alan at zarquon.demon.co.uk (Alan
> Q1. Is the length of the DNA the same among all members of the
> same species?
If what you are talking about is genome size than the answer is no.
The fungi especially can have a wide range of genome sizes within a
>> Q2. Are the lengths of DNA in different species all different?
There is a wide range of genome sizes across organisms.
>> Q3. Can offspring of a species have different length DNA from
> their parents and survive?
Yes, again in the fungi this is somewhat common.