Multiple sclerosis causes demyelination of axons in the brain and spinal cord. why is this problematic?

During endocytosis, cells expel what they don't need take in what they need shrink due to loss of water

Which statement describes john tuzo wilson’s contribution to the theory of plate tectonics?

How does the diagram explain ocean currents? earth tilt 23.5 degreesquestion 1 options: earth's tilt causes uneven heating of earth which causes currents.earth's tilt causes the ocean to move because of gravity.earth's tilt and its rotation cause currents.earth's tilt causes uneven distribution of salt which causes currents.