Sterilizing fiLters Have a Pore Size of 0

Multiple Choice

Sterilizing filters have a pore size of 0.22 μm. Which of the following statements is true?

A) Bacterial cells are typically between 1-10 μm and pass through the filter, whereas most viruses are between 20 and 200 nm and are therefore blocked.
B) Bacterial cells are typically between 1-10 μm and are blocked by the filter, whereas most viruses are between 20 and 200 nm and therefore pass through.
C) Bacterial cells are typically between 1,000-10,000 nm and pass through the filter, whereas most viruses are between 20 and 200 nm and are therefore blocked.
D) Bacterial cells are typically between 1-10 nm and are blocked by the filter, whereas most viruses are between 20 and 200 μm and therefore pass through.