Henry collects sports cards. Henry has 8
baseball cards and 5 basketball cards. A trails is
done by taking one card out of the collection,
replacing it, and then selecting another card.
What is the probability of selecting a baseball
card and then a basketball card?

The study of interaction between living organisms and their enviroment is called (a) phytogeography (b) ecology (c) phytosociology (d) ecosystem

What did hunter gathers do to alter the environment?

Which of the following statements most accurately describes convergent evolution? the process in which two similar species evolve separately from each other and share similar characteristics the process in which a single species evolves into two or more new species the process in which two entirely different species evolve in response to each other the process in which two different species evolve separately from each other but still share similar characteristics