The answer is the outer core.
The outer core of the Earth is made up of liquid metal. The liquid in the outer core pass through the magnetic field and this causes the flow of electric current with in it. The magnetic field gets stronger as the liquid metal passes through it. What makes the liquid metal move is the inner core. It heats up the outer core which triggers convection.
Plant cell have cell wall and animals cell don’t have
Plant cell have plastids and animal cell don’t have
Answer:
The answer is 3. Double Helix.
