Answer: Red blood cells, also referred to as red cells, red blood corpuscles, haematids, erythroid cells or erythrocytes, are the most common type of blood cell and the vertebrate's principal means of delivering oxygen to the body tissues—via blood flow through the circulatory system.
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Answer:41 degrees Fahrenheit
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Answer:
#2 Heart rate monitor
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To make sure she is keeping track of her heart rate
Answer: Hope this help, I believe its D
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