What structure in animal cells can allow molecules to flow directly from the inside of one cell to the inside of the next?

answer: - b cells

explanation: -

so, the b cells mediate their action by identifying the antigens present on the surface of the pathogens and then producing antibodies in return to mediate its effect.

i'm thinking (a) to keep sand in place; ////////////

explanation: a sand fence or sandbreak, like a snow fence, is used to force windblown, drifting sand to accumulate in a desired place. sand fences are employed to control erosion, sand dune stabilization, keep sand off roadways, and to recruit new material in desert areas.

discord server for trading homework!

explanation: ill you out, join

i believe it is c: genes for body color and wing size are inherited separately from each parent.