<em><u>PLATO ANSWER:</u></em><em> </em>A and C
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The correct answer is <span>a. fibrous carcinogen. </span>
Answer:
sorry I don't know the answers
The correct answer is: A. A change in a cell's genetic material.
Mutations occur in DNA as a result of mistakes during the DNA replication (when repair mechanisms don’t fix it) or as the result of environmental factors (e.g. UV light). Mutations can have positive impact, by increasing the genetic variation or can have negative effect, causing the diseases or cancer.
i think it is called the nuclear envelope, but I am not sure...
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