Which of the following is not a multicellular organism?

a dog

a gnat

an ant

bacteria

what best describes physical development during adolescence is the development of secondary sex characteristics happens at a rate unique to each individual.

a charge 3q is at the origin, and a charge −2q is on the positive x axis at x=a. part a where on the x-axis would you place a third charge so it would experience no net electric force? enter an expression for the exact answer, which will involve a square-root sign. (do not enter an approximate decimal answer.)