What is true of the revolution period of the moon?

always changing

less then the rotation period

greater then the rotation period

equal to the rotation period

Each hereditary trait corresponds to

Ascientist wanted to formulate a pill to attack a specific type of bacteria that infects the throat. which biological component would be best to use as a model for the pill's function? bacteriocytes phagocytes complement antibodies

Which particle controls what element an atom is?