Michelle was performing a front-arm curl to increase her arm strength. Her overload consisted of lifting 10 pounds for six repetitions in one set. How would Michelle progressively increase the
overload of this exercise by increasing the:
1. (F) frequency variable?
2. (I) intensity variable?
3. (T) time variable?

Which of these is likely to be the best source of valid health information?

What region is located between the shoulder blades

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.