BSC 101unit 3Exam Questions with correct answers

BSC 101unit 3Exam Questions with correct answers characteristics of viruses - -not bacteria -not treatable with antibiotics -not alive -are cellular parasites -can infect archaea, bacteria, fungi, plants, animals -parasitic and not classified within any domain because they're not considered alive -no plasma membrane or metabolic processes and don't divide (they are assembled in the mature form to begin with) -they replicate, but to do so they are entirely dependent on their host cells virus - a mosaic of bits and pieces of nucleic acids picked up from various sources along their evolutionary paths acellular - without a cell virus structure - all viruses have a nucleic acid: either DNA or RNA: -surrounded by a capsid made of protein how viruses infect host cells - -influenza virus becomes attached to a target epithelial cell (attachment phase) -the cell engulfs the virus by endoc