Cardiovascular endurance which is one of the physical fitness component is the ability to

a)
exert force against a resistance.

b)
the deliverance of oxygen rich blood to muscles by the heart, lungs and vascular system.

c)
the ability to generate force between two objects.

d)
the ability to create a more muscle mass.

Is a short-term risk associated with tobacco use. a. lung cancer b. heart disease c. stroke d. coughing

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

Why do rna viruses appear to have higher rates of mutation? a) rna nucleotides are more unstable than dna nucleotides.b) replication of their genomes does not involve proofreading.c) rna viruses can incorporate a variety of nonstandard bases.d) rna viruses are more sensitive to mutagens.