Final answer:
Ethical research protocols must include informed consent, protection of participant's rights, and approval by an Institutional Review Board (IRB) among other considerations for the dignity and safety of the participants.
Step-by-step explanation:
Research protocol is considered ethical only if it incorporates a range of practices that respect the dignity, rights, and safety of participants. Highlighting a few of the central requirements for ethical research practices, they should include: informed consent, in which participants are not only agreeing to be part of a study but also demonstrate an understanding of the purpose and potential risks.
Respect for the rights and privacy of individuals; protection of participants from personal harm; confidentiality of participant information; approval by an Institutional Review Board (IRB); acknowledgment and credit given to the sources of research; and a comprehensive and clear outline of all risks and benefits to inform participants appropriately.