Some drugs are "tricky" because their chemical structure mimics naturally occurring structures in the brain. True
or
False

1 true

2 true

and 3 true im assuming these are true or false. hope this

b

explanation:

because i can

all soils contain mineral particles, organic matter, water and air the combinations determine the soil's properties – its texture, structure, porosity, chemistry and color. soil is made up of different-sized particles. sand particles tend to be the biggest.