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Each red blood cell carries about 250 million molecules of hemoglobin. If every hemoglobin molecules is attached to four oxygen molecules, how many oxygen molecules could one red blood cell carry?
Answers: 2
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Which best explains how a heat pump can heat a room? cold air from the house is moved through pipes, where it absorbs thermal energy. warm air from outside is pushed into the house to replace the cold air. combustion warms the air when chemical energy is transferred to thermal energy. fuel is used to move a piston, which pushes warm air into the house.
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Which is an important function of normal flora? a. aid with bone marrow production. b. crowd out pathogenic bacteria. c. destroy digestive track pathogens. d. manufacture iron in the bloodstream.
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When listening the levels of orginization in orginisims from the smallest to most complex , which level is just below organs in complexity
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Biology, 22.06.2019 10:00, nyasiasaunders1234
Veins have a much lower blood pressure than arteries. which of these prevents backflow of blood in veins? a. pressure applied by the heart b. one–way valves in veins c. thin muscular walls of veins
Answers: 2
Each red blood cell carries about 250 million molecules of hemoglobin. If every hemoglobin molecules...
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