Question

question 4
infectious protein particles are called _____.
a phages
b prions
c spikes
d viroids
e oncogenic viruses

Explanation:

Prions are unique infectious agents composed only of protein. Phages are viruses that infect bacteria. Spikes are surface - structures on viruses. Viroids are infectious RNA particles. Oncogenic viruses are viruses associated with cancer.

Answer:

B. prions