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The middle phalanx is
Dust Bowl
A period of severe dust storms in the 1930s that greatly damaged the ecology and agriculture of US and Canadian prairies.
Great Plains
A broad expanse of flat land, covered in prairie, steppe, and grassland, located in the central United States and Canada.
Chlorofluorocarbons (CFCs)
Man-made chemical compounds once used in air conditioning, refrigeration, and aerosol propellants, known to deplete the ozone layer.
Propellants
Substances that are used to propel an object by generating a gas under pressure.
Q2: A normal human body cell contains _
Q2: What percentage of a centrifuged sample of
Q11: The vascular sinus in the coronary sulcus
Q23: List two locations in the body where
Q28: The heme portion of hemoglobin contains iron
Q29: Blood in pulmonary circulation travels from the
Q30: Canaliculi allow nutrients to diffuse to mature
Q42: Which of the following is NOT considered
Q55: Which type of joint has the most
Q55: The region of a long bone where