 
 <translate> Some viruses have an envelope of phospholipids and proteins. Phospholipases are the enzymes that degrade phospholipids . Some viruses have an envelope of enzymes and proteins.
Thus, the answer is (B). <ibo> Ụfọdụ nje nwere envelopu nke phospholipids na protein. Phospholipases bụ enzymes nke na-emebi phospholipids. Ụfọdụ nje nwere enzyme na protein. N'ihi ya, azịza ya bụ (B). 