Answer:
D) Nitrogen..............
<u>Answer:</u>
The Answer is <em><u>Option D. </u></em>
<em>Exchange of respiratory gases, oxygen and carbon dioxide take place in the alveoli of the lungs. Oxygen which is inhaled from the atmosphere diffuses through the walls of the alveoli and reaches to the adjacent capillaries into the red blood cells.</em>
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1. the digestive system breaks down food and take the nutrients your body needs
Answer:
D. If an earthworm is given a choice, it will move toward darkness rather than light.
Explanation:
A hypothesis must be a declarative statement that can be tested. That is the only one that follows the guidelines for a good hypothesis.
Hello there!
'Parental generation' is the term which he used. Hope I helped.
