How health technology contributes to future of healthcare?

The lungs are a. divided into seven lobes b. divided into nine lobes c. separated by the mediastinum d. connected by the mediastinum

If you are having a hard time lifting something, you should arch your back. a. true b. false

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.