"If you think about it , every phsyical cause or mechanism of evoution is either conservative or degnerating [ sic ] . First you have natural selection Â– which is essentially a weeding out process ."
"It is both conservative and helpful , depending on the situation . An explanation is available upon request ."
"If you think about it , every phsyical cause or mechanism of evoution is either conservative or degnerating"
"It is both conservative and helpful , depending on the situation ."