Sunday, September 30, 2007
Week 5-Assigned Reading-Evolution 101
Biological Evolution is descent with modification. This is justsaying that the changes don't happen in couple of years but overgenerations we changed as humans becasue of climate changes orsocial changes. Usually things don't change over days but yearsthings happen like the ice age or global warming. These are thingsthat will change the structure of us in the long run. The basics ofbiological evolution which I agree with is the we do carry a commonancestor, that we all started off in the same place.This theory comes up with that basically in one or two differentways, we as human beings have something similar to another speiceslike a shark, it has a vertebre like a human and amphimians haveegss just like humans. So this goes back to the common acestortheory that we all came from the same thing.Off of this you then get a family tree, which I belive this to betrue that we share the same common patterns of differences.Thisshows the idea that all of life is related and can be divided intothree major clades, often referred to as the three domains: Archaea,Bacteria, and Eukaryota. All this evoultion goes back to the centralidea that we are similar to so many different things that we ashuman beings evolued to what we are now today from previous things.
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