Answer:
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Explancidchdivchdv8ish fation:
Answer: Clinical Trials Phase III
Explanation: In order to check if a drug will work and what side effects the drug might have it has to be tested on test subjects so they can document everything that may happen.
Answer:
I believe it;s the difference in pressure
Explanation:
This is caused by the diaphragm contracting and therefore expanding the thoracic cavity. This increase in volume causes a decrease in pressure.
Answer:
Butterflies are insects in the macrolepidopteran clade Rhopalocera from the order Lepidoptera, which also includes moths. Adult butterflies have large, often brightly coloured wings, and conspicuous, fluttering flight. ... Winged adults lay eggs on the food plant on which their larvae, known as caterpillars, will feed.
Explanation:
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