What does the shape of the skull allow it to do? Check all of the boxes that apply.
It can collapse under stress.
It can offer protection to the brain.
It can provide attachment sites for the teeth.
It can transmit electrical signals through the
bones.
DONE

How do the uv rays cause damage?   what exactly causes the skin to burn;   can you be more specific about this mechanism?   3. how do photosensitive medications increase a person's sensitivity to sunlight and therefore increase their risk of getting burned?     what kind of medications can increase photo-sensitivity, can you think of some examples?

Why would a smoker tend to inhale more deeply and smoke more cigarettes when he or she switches to low nicotine cigarettes

Arm circles are often effective dynamic stretches for swimmers because they