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20 questions
Justin has learned that the brain, spinal cord, and peripheral nerves work together. What do they combine to form?
a cell
organ
tissue
organ system
Which of the following is the correct order of organization in living things from the most basic (simple) to the most complex?
Organism, cell, tissue,organ, organ system
Organ system, organ, cell, organism, tissue
cell, organ, tissue, organ system, organism
cell, tissue, organ, organ system, organism
Which of the following best describes a tissue?
a group of cells working together to perform a specific function
a group of organs that work together to perform a specific function
the smallest functioning unit of a living organism
a specialized unit within a cell that has a specific function
The basic unit of structure and function for the body.
cell
organelle
atom
molecule
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