Plants give off oxygen (that we breathe)and breathe in our carbon dioxide that we exhale
<span>The correct answer here is A. In a scientific experiment, the dependent variable is the variable that is being tested and then measured. The answer referenced in D, the variable that is manipulated, is referring to the independent variable.</span>
Answer:
Tidal volume is the amount of air breathed in with each normal breath. The average tidal volume is 0.5 litres (500 ml). Minute ventilation is the total volume of air entering the lungs in a minute. The average minute ventilation is 6 litres per minute.
Answer:
Cell wall and chloroplasts is correct option.
Explanation:
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