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Dictionary

  Definition of molecular biology
  1. the branch of biology that studies the structure and activity of macromolecules essential to life (and especially with their genetic role)
Hyponyms: biotechnology

 

 
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extremity means an external body part that projects from the body; "it is important to keep the extremities warm"; that part of a limb that is farthest from the torso; the... more
 
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