Hello, when Shelly's blood pressure rose her physical responses to missing the bus were --stress reactions.
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Answer:
The earth surface is getting hotter because of global warming
Explanation:
Answer:
haemoglobin
Explanation:
Inside the air sacs, oxygen moves across paper-thin walls to tiny blood vessels called capillaries and into your blood. A protein called haemoglobin in the red blood cells then carries the oxygen around your body
