This neurotransmitter affects sleep, appetite, and emotional states, among other behaviors.

Which of the following processes within viral replication is the greatest source of genetic variation in rna virus populations? a) high mutation rate due to lack of proofreading of rna genome replication errors.b) transcription from the host cell rna polymerase introduces numerous mutations.c) capsid proteins from the host cell can replace the viral capsid.d) viral rna is translated by host cell ribosomes.

Which is an effective coping method for victims of sexual assault?

Is the drug administration method with a high risk causing throat and lung cancer a) absorption b) injection c) inhalation d) ingestion