Answer: b
Explanation: i got the answer wrong and i’m looking at the results rn
Answer: I believe that the answer is D.
Explanation:
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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>
A downhill skier traveling down a hill has a large amount of kinetic energy because of their mass and high velocity.
Important muscle electrical signals is the movement of charged material (ions) across cellular membranes in a limited area
