How is it possible that we have knowledge in the human sciences that we are not aware of?

Where is energy trapped inside the organelle chlorophyll

Identify the missing parts of the carbon cycle

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