I think it means that even though the homes/cells may appear di²erent, theyall include the same basic essentials. Thank you for posting your question here at brainly. I hope the answer will help you. Feel free to ask more questions here.
Answer:
The cancer alters there DNA in the tissue thus causing it to get infected. If it does not get treated and it spreads you will die
Explanation:
The answer is A. C and G go together and A and T go together.
Density independent limiting factors