Depending on force and speed, how many hits to the head does it take to knock someone unconscious?

List three reasons people may begin using tobacco

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.

Ascientist has identified several features that formed due to compression. which features might the scientist haveidentified? check all that apply.synclineanticlinenormal faultreverse faultfault-block mountain