All cells in the body have the same DNA and the same genes. In organs & tissues the expression changes.
It prevent
an action potential if it blocks the movement of sodium across the membrane. The
primary feature of a neuron that prevents the action potential from traveling
back from where it just passed is the absolute refractory period. It holds an
action potential if it blocks the movement of sodium across the membrane.
Answer:
the genetic code is being carried by the Dna molecules, which is in most organisms
