Answer:
okay I will do that since you asked do nicely :)
provide the barrier that marks the boundaries of a cell.
The Atlas. This is the topmost vertebra, and with the axis, it forms a joint that connects the skull to the spine. These two parts of the body (The Atlas and The Axis) are special, and different from normal vertebra, because they are made to allow a greater range of motion and movement in the head. I hope this helps! Also, google is always a helpful tool to use as well. :)
It is either <span>Igneous rock or </span><span>Sedimentary rock. But if I were to choose one, I would choose Igneous.</span>