Which of the following is not an important positive motivating factor for those considering exercises ?
a. building strength, endurance, and energy
b. reducing time commitments to family
c. improvement of health and performance
d. reduction of stress and tension

Whitch anxiety disorder is characterized by the unreasonable need for a person tobehave in a certain way to prevent a certain outcome

Which word can describe a person's gender identity? a) female b) intersexual c) asexual d) androgynous

Viruses use the host's machinery to make copies of themselves. however, some human viruses require a type of replication that humans do not normally have. for example, humans normally do not have the ability to convert rna into dna. how can these types of viruses infect humans, when human cells cannot perform a particular role that the virus requires? a) the virus causes mutations in the human cells, resulting in the formation of new enzymes that are capable of performing these roles.b) the viral genome codes for specialized enzymes not in the host.c) the virus infects only those cells and species that can perform all the replication roles necessary.d) viruses can stay in a quiescent state until the host cell evolves this ability.