A Characteristic of All Modern, Living Cells Is ____

Multiple Choice

A characteristic of all modern, living cells is ____.

A) a semi-permeable membrane keeping the internal environment of the cell separate from the external  environment
B) nucleic acids linked in a sequence to form multiple large macromolecule chains
C) a requirement for the nucleic acids to be contained behind a nuclear membrane
D) a mechanism of converting energy from the sun
E) a method of converting protein changes into nucleic acids