How to the biomechanical principles affect the performance of the 100 m sprint?

Question

How to the biomechanical principles affect the performance of the 100 m sprint?

Answer 1

if everything is aligned and goes well it will be perfectly accomplished.........

Answer 2

Since any movement is determined by bio mechanics I assume that the individuals use these principles during the race.

Someone who is more proficient can better utilize their physical ability.