What are some things you think would help identify a fossil? *

In general, characteristics that an organism survive and reproduce become more common over time. what mechanism of evolution causes this?

Food webs - transferring energy and matter from one level to another. here you see four food webs. one or more are incorrect. which food web(s) show the correct sequence of organisms, from start to top level consumer? a) a b) d c) c d) a and d

Which of the following are not included as modern mammals that evolved during the eocene epoch? primates artiodactyls perissodactyls none of the above