Alternating sugar and phosphate molecules form the sides or "backbone" of the DNA molecule
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Answer:
The correct answer is - option D.
Explanation:
Patent is the authority or licence that is provide by the government to protect the rights of an inventor's invent and prevent others to making, creating, selling and using without the permission of the inventor.
It is used to provide property rights to a specific inventor for his discoveries and inventions. Patent can be for the limited time so one can not copy for the limited period of time or complete patent.
Thus, the correct answer is option D.
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