Double helix is the correct answer
They exist in all the cells of the body. They are inherited via sperm and egg cells.
They will not be inherited unless a similar damage has happened in eggs or sperms due to the same exposure to mutagen, In that case, progeny might show the mutation.
But they are an inherited mutation that was supported in fertilization of the egg during reproduction.
Answer:
Forgot to put in a image my guy
Explanation:
Can't answer it without context
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We get it from DNA And RNA
