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:
puberty - is the name for the time when your body begins to develop and change as you move from kid to adult.
hormones - Hormones are chemical substances that act like messenger molecules in the body.
gender - Gender is used to describe the characteristics of women and men that are socially constructed,
They are a type of mushroom (edible sac fungi)
Can't say much about love but I guess it does exist we just have to have patience.