Which of the following is the correct sequence, going from simplest to most complex, in the levels of structural organization of
the human body:
a. chemical level, cellular level, tissue level, organ level, organ system level, organismal level
b. cellular level, chemical level, tissue level, organ system level, organismal level, organ level
c. cellular level, chemical level, tissue level, organ level, organ system level, organismal level
d. chemical level, tissue level, cellular level, organ system level, organ level, organismal level
e. cellular level, tissue level, chemical level, organ level, organ system level, organismal level
