Whats the smallest functional unit in a multicelluar oraganism?

What causes the force that pushes magma from the magma chamber through the pipe and vent of a volcano?

Identify the type of energy used in each action. the flexing of an arm muscle: a signal transduction process by a neuron: a ball at the top of a hill: 1. electrical energy 2. mechanical energy 3. gravitational potential energy

15 ! come and answer! a(n) is the general term for an infectious disease that has spread across a city, region, or country.