Plainchant is a kind of medieval church music which includes chorusing or words which are sung, without any instrumental complement. It is also called plainsong.
Plainchant is similar to the Gregorian Chant, which we have confronted while studying about early music forms. Gregorian Chant is a modification of plainchant which is a simplistic kind of music is the conventional recitative. Recitative songs are governed by a single pitch, proclaimed as the reciting tone.
Answer:
Amphipathic
Explanation:
Phospholipids are a group of lipids that are present in the cell membrane. It is the major component of a cell membrane. The structure of a phospholipid cell have both a hydrophobic and a hydrophilic regions in the single molecule. It generally consists of hydrophilic "head" having a phosphate group and two hydrophobic "tails" of fatty acids. They form lipid bilayers as they exhibit amphiphilic characteristic.
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The attacks on the twin towers and pentagon in 2001
