Evidence worksheet Need to do soon

1) fossil record a) stone hard evidence of acient life and that organisms have changed after time when arranged by age, their is clear evidence of progressive evolutionary change ex) horse # of toes change from 4 to 1 to run faster 2)artificial selection human breed plants and animals to obtain or improve certain characteristics (Dog breeding is an example) 3)Vestigial structures serves no useful function, still present from a common ancestor which used the structure

Darwin reasoned that if people could alter the appearance and behaviour of species, then the environment could have a similar selective effect on wild species. Darwin proposed that species can change over time, that new species come from pre-existing species, and that all species share a common ancestor.