Why aren't viruses considered to be non-cellular life?
43828
Why isn't a virus "alive"?
45397
Why is the (free) neutron lifetime so long?
107986
Inversion in "Only when the virus introduces its nucleic acid into a cell does disease occur"
39632
Why does Range work, but not Cells?
86234
Explain why $\mathbb{Z \times Z}$ and $\mathbb{R \times R}$ is not a field
122185
Why are there no organisms with metal body parts, like weapons, bones, and armour? (Or are there?)
45283
Why don't virtual particles violate conservation of mass/energy?
79690
What actually are virtual particles?
151039
Why are there no elementary charged, spin-zero particles?
10644
Why $¬¬\bot \not\in PROP$?
145542
Why Is Most Life Symmetrical Externally But Not Internally?
156935
How did viruses come to be?
144771
Is there any thing composed of elementary particles in this world that is not 3 dimensional?
122285
Was there originally a non-ribosomal way of synthesizing proteins?
133957
Cell life: division for immortality or reproduction with aging
117138
What is more 'pythonic' for 'not'
16869
Why is the Continuum Hypothesis (not) true?