A disease that is endemic is ____.

Ionizing radiation has deep penetrating power.

A disease that is sporadic is ___.

Infection symptomatic progression progresses _____.

Soil may be considered as having biotic and abiotic components.

Activation of pumps and decreased permeability are often used as antibiotic resistance mechanisms.

A vector may be biological or mechanical.

Universal precautions are a set of procedures involving infection control.

Which band of UV light is considered as being effective in causing T-T dimers in bacterial DNA?

When a bacteriophage acts as a carrier of DNA from a donor cell to a recipient cell and highly specific parts of host genome are regularly incorporated into the new phages, this recombination event is ____.