Appropriate term for the clinical manifestations of disease?

1. which of the following is correct regarding opiates/opioids: a. they all have a natural component as a starting pointb. they have low addiction possibilitiesc. methadone binds to some of the same receptorsd. a and care correcte. all are correct

Which is the correct formula for photosynthesis

Aprocedure done under controlled conditions to test a hypothesis is an inquiry.