Unprocessed antigens, that is, those that have not been phagocytized, are stimulants of the immune system. a. poor b. equivalent to processed antigens as c. excellent d. much more potent than processed antigens as

And give a detailed description! scientist observes the boundary between two tectonic plates for a decade and finds that no new volcanoes have formed over the course of her investigation. does this result support the theory of plate tectonics? why or why not?

Why did rutherford say that bombarding atoms with particles was like "playing with marbles" what

The breakdown of food is accomplished by enzymes. a. physical b. chemical c. mechanical d. none of the above