What should you do before a lab to be prepared for a accident

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

The third stage of cellular respiration is (2 points)

Which process in respiration happens first? a)pyruvate processing b)electron transport chain c)krebs cycle d)glycolysis