You may use interjections in casual and in creative writing. You should not use interjections in formal writing, like book reports and research papers. You can use a noun, a verb, or an adverb as an interjection. Noun as an interjection: 1  Foolishness! 2  Your dog is not smarter than my dog! 3  Clap! 4  He deserves some applause for that performance.
Here is a look at the composition of a compact disc or what CDs are made of. Answer: A compact disc or CD is a form of digital media. It is an optical device which can be encoded with digital data. When you examine a CD you can tell it is mainly plastic. In fact, a CD is almost pure polycarbonate plastic.
The capsomers of helical viruses are composed of a single polypeptide and are also called protomers. All viruses of animals, except for poxviruses which have a complex structure, are minimally composed of a nucleocapsid which is the capsid surrounding the nucleic acid. capsid is composed of structural units called capsomeres. Its symmetry may be cubic or helical. A protein coat that covers the nucleoprotein core or nucleic acid (RNA, DNA) of a free virus particle or phage, which may have icosahedral symmetry and itself be enclosed in an envelopeâe.g., Togaviridae.