Which is not a characteristic of living things?

1) Eat to get nutrients (plants undergo photosynthesis) 
2) Cell division was observed. 
3) They infect cells to reproduce 
4) In the lytic cycle the viral DNA incorporates into the host DNA 
5) It gets your body ready to fight a specific virus (i.e. flu shots) 
6) prokaryotic (although some are capable of forming an envelope made of proteins) 
7) Archebacteria, Eubacteria 
8) stimulus 
9) DNA or RNA and a protein coat 
10) One kingdom has different chemicals that make up the cell wall. (Archea lack peptidoglycan) 
11) Many archebacteria live in harsh environments. (halophiles, thermophiles, etc.) 
12) cholera 
13) poultry 
14) asexual reproduction (self replicating) 
15) the ability of an organism to keep its internal conditions suitable for life 
16) photosynthesis (get glucose from water and CO2) 
17) virus (question #9) 
18) Wendell Stanley 
19) flat pentagons (they're not cubes but rods) 
20) cholera (cause by Vibrio cholerae) 
21) influenza 
22) acidic lemon juice (all other methods kill bacteria).