Match the following
| List - I | List - II | ||
|---|---|---|---|
| A. | Complementary receptor site | I. | Prions |
| B. | Two identical molecules of RNA | II. | Retroviridae |
| C. | Viral enzyme | III. | Tail fibres |
| D. | Proteinaceous infectious particle | IV. | Lysozyme |
Which of the following microbes is NOT involved in the preparation of household products?
A. \(\textit{Aspergillus niger}\)
B. \(\textit{Lactobacillus}\)
C. \(\textit{Trichoderma polysporum}\)
D. \(\textit{Saccharomyces cerevisiae}\)
E. \(\textit{Propionibacterium sharmanii}\)



