What are hosted, but don't usually kill their host?
ferns deadly viruses insects tapeworms bacteria orchids deadly diseases white blood cells
A B C D E F G H
Tapeworms are internal parasites of vertebrates.
most tapeworms do not kill their host
What are hosted, but don't usually kill their host? (A) ferns (B) deadly viruses (C) insects (D) tapeworms (E) bacteria (F) orchids (G) deadly diseases (H) white blood cells