The answer D) all of the above
<span>A soil horizon is a layer parallel to the soil surface</span><span>, whose physical characteristics differ from the layers above and beneath</span>
Kinins are always present in an individual's blood. however, in the absence of infection, it is in an inactive form. The kinins are polypeptides that as blood components generate various mediators and many<span> cardinal manifestations of </span>inflammation.
Chemical weathring is most rapid in areas that warm and wet.
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Photon
