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</span>Most cells of the body have self markers on the surface of their cell called the major histocompatibility complex (MHC). The MHC allows cells of the immune system to recognize the cell as part of our self.<span>system to recognize the cell as part of ourself.</span>
So it will float on top of the water
The Trachea
is your answer
hope this helps
I think the answer is C. If correct please give me brainliest because I am almost to expert and I need 6 more brainliest answers because I have all the points all I need are the brainliest.
B.
Ozone is an example of a secondary pollutant as it is formed due to the effect of a primary pollutant.