What Is the MOST Likely Explanation for Why All Living

question 70

Multiple Choice

What is the MOST likely explanation for why all living organisms use the same genetic code stored in DNA?

• A) DNA is a molecule that was found in the earliest life-form and has been passed on to all offspring.
• B) DNA is more compact than other molecules and therefore fits more easily into cells.
• C) DNA is required for organisms to sense and respond to changes in the environment.
• D) DNA is required for organisms to maintain a stable internal environment when conditions vary.

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