Viruses always have with two parts? A. DNA/RNA and a protein coat (capsid)
B. a protein coat (capsid) and a lipid membrane envelope
C. DNA/RNA and a lipid membrane envelope

i dont know it at allnow im just getting points at this pint

evidence and logical support is essential for a scientist to do in order to maintain credibility. this is because no one can believe without any logic and without any evidence.hence a scientist can maintain credibility by proving himself and by answering logically so experiments prove very beneficial. logical hypothesis give conclusion which is acceptable. therefore, there are two main factors to maintain credibility by a scientist is evidence and logical support.