Why is it important to know the different types of Controlled Substance? and what policies of Drug Security should the me be aware of.

Part One - Initial Discussion Response
1. Read the discussion question.
2. Post a 5-10 Lentence response to the discussion topic using examples and personal experiences.
3. Support your thoughts and cite the source (and page number) of your quote using the APA format.

Plz help ASAP

What are your best tips for staying focused and staying on task to finish something?

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.

Aproper cool-down routine includes which of the following? a). eating a good-sized meal b. five to 10 minutes of slow walking or jogging and stretching c). less than 5 minutes of cool-down stretches d). sprinting or other strenuous exercise