Description : Which one of the following features is absent in a virus? (1) reproduce within host cell (2) presence of cell wall (3) fully parasitic in nature (4) presence of either DNA or
Last Answer : (2) presence of cell wall Explanation: A virus has a simple structure. It has no internal cellular structure, no cell wall or cell membrane, just the protein coat that holds the string of nucleic ... is a layer located outside the cell membrane found in plants, fungi, bacteria, algae, and archaea.