PLEASE HELP!!!!! my science homework don't get it?

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PLEASE HELP!!!!! my science homework don't get it?

It is rare to find fossils that are more than 570 millions years old. What physical characteristic of life forms from that era is responsible for the lack of good fossil evidence

2006-09-21 16:45:33 · 4 answers · asked by Anonymous in Environment

4 answers

lack of skeleton or exo-skeleton in that period plus degradation

2006-09-21 16:54:43 · answer #1 · answered by gone 7 · 0⤊ 0⤋

lack of any evidence prior to 570 million years

2006-09-23 12:26:01 · answer #2 · answered by Anonymous · 0⤊ 0⤋

Lack of hard shells, bones, or other dense parts that fossilize easily.

2006-09-21 23:49:42 · answer #3 · answered by barbara m 3 · 1⤊ 0⤋

guess what your s cience homework must be from another planet so try going there for your answers

2006-09-21 23:48:34 · answer #4 · answered by vanessa 6 · 0⤊ 2⤋