Why do you think it is important to incorporate all of the components of fitness into your exercise program?

What should you not do when doing abdominal workouts? a. keep your chin off your chest b. keep your head aligned with the spine c. put pressure on your neck d. all of the above

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.

9. withdrawal occurs when alcohol is removed from the system after the brain a. adapted to the continued presence of alcohol b. become physically saturated with alcohol c. become impervious to the effects of alcohol d. begun to treat alcohol as a poison