Science must be used to figure out the correct weight, length, and what material it is made out of to be the most successful at its job. Technology must be used to make sure that the calculations are correct and to use a 3d printer or something like that to make it, that or robots/tools.
The matrix nourishes the nail and attached the nail body to the surface of the tissues below
Excitatory neurotransmitter? This question is too vague.
Typically Basketball is the main sport that can make you taller, but sports like swimming and cycling are attributes to making you taller as well.
