Question

Cells can be very different in size,shape, and the types of organelles they have. however, at some point all cells have DNA and _________

Answer 1

cells can be very different in size, shape, and the types of organelles they have. However, at some point all cells have DNA and a cell membrane 

Answer 2

In accelerated biology yesterday, we learned that cells can have DNA and RNA i think, that could be wrong though.