Heavy chain
(Science: protein) in general, the larger polypeptide in a multimeric protein. Thus the immunoglobulin heavy chain is of 50 kd, the light chain of 22 kd, whereas in myosin the heavy chain is very much larger (220 kd) than the light chains (~20 kd).
Multicellular organisms evolved. The first ones were likely in the form of sponges. Multicellularity led to the evolutio..
The sequence of amino acids determines the type of protein. Protein is synthesized according to the sequence of nucleoti..
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