Mike has been squatting 100 pounds during each workout (he works out three days a week) for the past 12 weeks. However, he noticed that he is no longer getting stronger. Which principle does he need to apply? *

Occurs when the immune system attacks the body. lupus cancer sickle cell disease huntingtons disease

Drug that change your sense of and make you see and hear thing that are not real

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.