Image result for Compare and contrast intracellular vs. intercellular communication
The key difference between intracellular and intercellular signaling is that intracellular signaling is the communication within the cell while intercellular signaling is the communication between cells. ... Also, within the cell, communication occurs between organelles and nucleus to carry out cellular functions.
<span>Prokaryotes lack a distinct cell nucleus and their DNA is not organized into chromosomes. They also lack the internal structures bound by membranes called organelles, such as mitochondria.</span>