Problem: Which of the following is not a necessary component of life?a) needs energyb) uses DNA for heredityc) breathes oxygend) irritabilitye) depends on other living forms

FREE Expert Solution

All living organisms share eight characteristics that distinguish them from nonliving things:


1. Composed of cells; the smallest unit of life.

2. Organization; use smaller structures to build larger ones.

3. Response to environmental stimuli.

4. Homeostasis; stabilize suitable living conditions.

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Problem Details

Which of the following is not a necessary component of life?

a) needs energy

b) uses DNA for heredity

c) breathes oxygen

d) irritability

e) depends on other living forms

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