What is the function of the structure #16?
Resplratary organs (rib cage partially ramoved)
O Creating a barrier to divide the thoracic and abdominal cavities
O Helping expand and contract the thoracic cavity
O Helping inflated and deflate the lungs
O All answer choices listed

The energy needs of a human population are not affected by

Last week i was assigned a thematic. we have groups of three but the people i was assigned with haven't been in school for days. i would appreciate if anyone can me with my thematic . i highlighted most of the important steps and i circled my thematic topic. in desperate need : ( its due on february 19

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