multiple choice 6.15 points what is the name of the protein shell that surrounds a virus? capsid envelope…

multiple choice 6.15 points what is the name of the protein shell that surrounds a virus? capsid envelope crystallins capsule
Answer
Brief Explanations:
A capsid is the protein shell that surrounds a virus. An envelope is a lipid - based structure sometimes present outside the capsid. Crystallins are proteins mainly found in the eye lens. A capsule is a structure in some bacteria.
Answer:
A. capsid