Fact 1: Some viruses have an envelope of phospholipids and proteins. Fact 2: Phospholipids are body fats, too. Given the two facts above, besides proteins, what do some viruses have an envelope of?
Options are:
[a]. bioaerosols;
[b]. parasites;
[c]. more abundant;
[d]. gravity;
[e]. heat energy;
[f]. Energy;
[g]. red blood cells;
[h]. body fats;
Answer:
[h].