Atype of cell which contains genetic material within the confines of a membrane-enclosed nucleus

Which is the graph of the piecewise function f(x)? f(x) = image for option 1 image for option 2 image for option 3 image for option 4

How energy flows through each level in this energy pyramid. is all the matter and energy from one level transferred to the next level?

How did alexander fleming’s research solve a societal problem? he developed ways to treat inherited diseases. he advocated for regular hand washing to kill germs. he discovered a new type of medicine that could treat infections. he discovered the cause of mad cow disease, an emerging disease.