In chemical digestion, enzymes break down food into the small molecules the body can use. I’m the human digestive system, foo enters the mouth and mechanical digestion of the food starts by action of mastication (chewing), a form of mechanical digestion, and the wetting contact of saliva.
In the conditions of earths early atmosphere, oxygen was limited and most of the atmosphere would be filled with noxious methane, carbon monoxide, hydrogen sulfide, and ammonia.
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<span>The organic substance making up the cells of all living things is protoplasm.
Whereas cytoplasm, tissue, and organelles definitely do exist in living things, they do not make up the cells of all living things.
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Answer:
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"Recitative" is the opposite of aria.
<u>Answer:</u> Option D
<u>Explanation:</u>
Musical oration of the kind common in the narrative and dialog sections of the opera and the oratorio, sung at the rhythm of the regular speech with several words along the same line is understood as Recitative.
While an aria is a long song that is performed by a single instrument and normally appears in an opera. It is an Italian word which means "air" in the 18th century. An artist would sing a song that would convey his or her emotions The aria had more interest in music than the recitative.
