1. which of the following is the correct order of organizations of structures in living
things from simplest to most complex?
a. tissues, cells, organs, organ systems
b. cells, tissues, organ systems, organs
c. cells, tissues, organs, organ systems
d. organ systems, organs, tissues, cells

2. which of the following is the correct order of organizations of structures in
living things from simplest to most complex?
a. tissues, cells, organs, organ systems
b. cells, tissues, organ systems, organs
c. cells, tissues, organs, organ systems
d. organ systems, organs, tissues, cells