A single cell may or may not live. in most conditions they cant only amoeba lives independently, other single cells like paramecium take support of host to live.
1 5 1
Yes , single cell can live independently they do their digestion, excretion etc. with the help of only one cell. examples are- amoeba, paramoecium, chlamydomonas etc.
  i hope that it will help u.
4 4 4