Several types of human services are available based on the needs of the population group. These include those with addictions, homeless people, veterans, or elderly people. Describe some of the types of human services two of those population groups usually need.

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.