Multiple choice

Which of the following do(es) not exhibit all the characteristics of living things?

a. A fire in a forest that spreads from tree to tree b. A virus that travels and infects many people c. A bird that migrates in the winter months

  1. Only a

  2. Only b

  3. Only c

  4. Both a and b

  5. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

This is the correct answer. Viruses today are thought of as being in a gray area between living and nonliving: they cannot replicate on their own

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