How does the shape of a receptor (protein receptor) affect it's function? Describe what happens if a signal molecule fits into the receptor vs if it does not fit.

sodium i think the chemical element of atomic number 11, a soft silver-white reactive metal of the alkali metal group.

the "power" of a lens is its resolution power, or its ability to distinguish between to closely located points. with the low power lens, it is likely you will see the rough form of the hay and maybe some movement of dots around the hay. however, when observed with the high power lens, the detailed features of the hay become visible and the microbes being grown are more clearly visible.

i hope this you

the endomembrane system i think