early form of an organism from which later forms descend
What is an ancestor?
200
name three types of fossils
What are bones, minerals, and original materials?
300
members of a species best suited to their environment and survive and reproduce at a higher rate than other members
What is natural selection?
300
what is a fossil record
What is absolute + relative + location = fossil record
400
evolution of new species from exsisting species
What is speciation?
400
describe absolute and relative dating
absolute dating is when scientists test the fossil's radiation to see how old it is and relative dating is when they compare the fossil to other fossils from that time?
500
Physical stuctures that were fully developed and funtional in an earlier group of organisms but were reduced and unused in later species
What is vestigial organs?
500
name and spell someone who studies fossils
What is a paleontologist and it is spelt p-a-l-e-o-n-t-o-l-o-g-i-s-t