Macroevolution

Wesley R. Elsberry (welsberr@inia.tamug.tamu.edu)
Fri, 12 Dec 1997 19:46:46 -0600 (CST)

Eduardo G. Moros writes:

EGM>Another way that can be used to defined evolutions is a follows.

EGM>MICROe = the shufling of the genome.

EGM>MACROe = addition (evo) or deletion (devo) of base pair(s) to the genome.

It's another way all right, but one that no biologists either
have used or are likely to use.

EGM>The former happens all the time but it is repair most of the time.

EGM>Has anybody observed the latter happned NATURALLY (without
EGM>intelligent intervention) in nature?

Look up "polyploidy". Variants include "allopolyploidy" and
"autopolyploidy".

Wesley