what did the impact of the Elwha river dam projects and their removal teach us about human impact on aquatic ecosystems? what lessons could we apply to future project proposals

Advances in technology have enabled scientists and researchers to better study the evolutionary relationships between species

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

Which of the following is a testable hypotheses?