Every living thing needs a set of instructions that are necessary to live and grow. where are these instructions found?

It is true that every living thing in the world needs a set of instructions to live and grow. However, these are not paper instructions or instructions that are given by others. The instructions for every living thing is located inside the cell. Inside the nucleus of the cell, to be exact. They tell each cell what role they have in a persons body. It also is known as DNA. 

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See how growing plants react to different conditions of light, temperature, or carbon dioxide concentration.