Aresearcher is examining the quality of life for prisoners who are hiv positive using surveys followed by interview. the irb must ensure that: all prisoners receive hiv testing. confidentiality of the prisoners' health status is maintained. the survey instrument is standardized. a medical doctor serves as co-investigator.

The correct answer is that the confidentiality of the prisoners' health status is maintained.  

Confidentiality refers to one of the fundamental duties of the medical approach. It needs health care professionals to maintain the personal health information of the patient private unless and until the patient provides the permission to release the information. Confidentiality is an ethical duty.  

the answer is tropical areas. the tropical areas obtain more

radiant energy from the sun than they lose to space through terrestrial

radiation, and vice versa for polar areas. earth has an energy remaining in the

tropics and an energy scarcity for the polar areas.

explanation:

an adaptation is a change or process by which an organism takes to be better suited for its environment. for example; migration is a behavioral adaptation, this is needed because birds are not built to last extremely cold climates. there are different adaptations because there are different species needing to adjust to different things, bears don't migrate; they hibernate.