<span> This is a correctly paired DNA Molecule...TCT CG </span><span>AGA GC</span>
<h2>Answer</h2><h2>A. helical</h2><h2>
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Explanation:</h2>
O positive is the most common blood type and most likely to be transfused.
O negative donors are the “Universal Donor.” People with O negative blood are universal red blood cell donors. This means that their red blood cells can be transfused to any blood type.
Tantalum.................
