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Answer:

Organism

l

made up of => such as => digestive sys.

respiratory sys.

l nervous system

organ systems skeletal system

reproductive sys

l . . circulatory sys

composed of

l

organs. => such as => heart, lungs, testis

l liver, brain, ovary

composed of

l

tissues. => such as => muscular tissue

l nervous tissues

composed of epithelial tissue

l connective tissue

cells