2.Many athletes and entertainers use nervous energy to benefit their craft. They make a distinction between” good nerves” and “bad nerves.” What do they mean by this distinction? How does this same distinction apply to public speakers?

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.

What are the five food groups recommended by the usdas my plate food guidance system

Which of the following is not a potential safety hazard to consider when organizing an early childhood outdoor space? a. proximity of restrooms b. nearby traffic patterns c. sun exposure d. standing water