<span>Sea anemone: Stings Merlin
</span><span>Red Fish: Fins flash up
Flounder Fish: Comes out of camouflage </span>
Answer:
The function of the pleura is to allow optimal expansion and contraction of the lungs during breathing. The pleural fluid acts as a lubricant, allowing the parietal and visceral pleura to glide over each other friction free. This fluid is produced by the pleural layers themselves.
Blue whale, mushroom - heterotrophs
rosebush, algae, pine tree - autotrophs
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