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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.
Answer:
A ko false B ko true C ko false D ko true
Answer:
Explanation:
Extreme weather is when the weather is way harsher than in normal days. Harsh weather may bring destruction upon places and kill various organisms depending on how serious it is
Answer:
The life and food source of plants
Explanation:
6 CO2+6H20==>6O2+C6 H12 06
light
