Answer:
Yes. Cells have 'cell receptors' that are used to receive messengers like hormones to communicate. Cell receptors have specific shapes that fit the shape of the messenger that they want to receive. Organs like the pancreas send our these messengers to the cells to order them to do different functions.
I think its Atoms that are one balance electron short of a full shell
I is answer. Don't open link. It is most likeky unsafe.
The proteins are produced in the golgi apparatus. Then, they are transported through the microtubules inside the cell towards the cell membrane. Then, the proteins pass through the lipid bilayer of the membrane. of the membrane and move out of the cell.
The kind of cell division that goes with growth is Mitosis. Mitosis cell division is accompanied by cellular enlargement and differentiation, so there is an increase in size and weight. I hope this helps!