Several workers have been injured from slip-and-fall hazards. what can a business do to reduce these injuries?

offer workplace training about cleaning up spills.
issue a newsletter reminding workers about the benefits of the workplace.
change work shifts and schedules for those who are injured.
eliminate activities for all workers who are at risk for falling.

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.