Anew planet is discovered orbiting a star with a mass 3.5'1031 kg at a distance of 1.2 '1011 m. assume that the orbit is circular.
what is the orbital speed of the planet? (g = 6.673' 10-11 n·m2/kg)

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