Select the correct answer. What should a food handler do to ensure that the sanitizing solution is effective?
A.
Use equal parts water and sanitizer.
B.
Check the solution with a test strip.
C.
Prepare a fresh batch every hour.
D.
Heat the solution to its boiling point.

Viruses use the host's machinery to make copies of themselves. however, some human viruses require a type of replication that humans do not normally have. for example, humans normally do not have the ability to convert rna into dna. how can these types of viruses infect humans, when human cells cannot perform a particular role that the virus requires? a) the virus causes mutations in the human cells, resulting in the formation of new enzymes that are capable of performing these roles.b) the viral genome codes for specialized enzymes not in the host.c) the virus infects only those cells and species that can perform all the replication roles necessary.d) viruses can stay in a quiescent state until the host cell evolves this ability.

Caleb has poor eyesight from cataracts. which drug is caleb most likely abusing

Which type of health focuses on how people interact with their family and the people around them the businesses they frequent and their environment