Of the Pathogenic Organisms, Which of the Following are the Most

Question

Of the pathogenic organisms, which of the following are the most complex?
A)Viruses
B)Tapeworms
C)Bacteria
D)Protozoa

Accepted Answer

Tapeworms are the most complex organisms listed, as they are multicellular parasites, unlike viruses, bacteria, and protozoa, which are all unicellular.