Select all correct answers
how does stress affect your musculoskeletal system?
a. loss of muscle control
b. broken bones
c. tense muscles
d. muscle degeneration

Look at the graph about the barriers to working out. what would 20 percent of the population report as a barrier for working out? inability to devote thirty minutes a day to working out lack of interest with creating a detailed workout schedule not having enough money to pay for yearly gym membership living in a community that does not have parks or a gym facility

10. what is one long-term effect of tobacco use? changes in brain chemistry coronary heart disease decreased appetite increased heart rate

Which many - celled organisms are capable of causing diseases in humans