Charles Darwin accumulated data from his explorations aboard the research ship in the mid nineteenth centur

Where would you most likely not find an alpine glacier? the himalayas the rockies the andes flat areas of antarctica

For a comparative or experimental investigation, scientists often make a testable about a scientific question, and then they test it in the investigation. a.control b.hypothesis c.procedure d.system

Wich organism obtains its energy from dead or decaying matter