<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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The sun is not a living thing. It is made up of gases, such as hydrogen and helium, rather than living cells, which are present in all forms of life
Answer:
Potassium
Explanation:
All of the options are compounds, except for potassium which is an element
Answer:
It is Distance (meters)
between seconds 3 and 4
Explanation:
I had this on my test last week
Answer: Sinusoid capillaries
hope this helps!
