Answer:
they know not to provide intercourse to the infected
Explanation:
me know many thing
Answer:
Human subject research is systematic, scientific investigation that can be either interventional (a "trial") or observational (no "test and Human subject research can be either medical (clinical) research or non-medical (e.g., social science) research.
Answer:
Once your body starts producing the pregnancy hormone human chorionic gonadotrophin (hCG), your periods will stop. However, you may be pregnant and have light bleeding at about the time that your period would have been due.
Explanation: