I believe it is directional
The ozone layer, it keeps the UV rays out but because of us humans and the chemicals we release it is breaking down the molecules and now some harmful UV rays can come onto the earth surface
<span>I think it's right, sorry if its not. ATP binding site Actin binding site</span>
Answer:
GPS, or the Global Positioning System, is a global navigation satellite system that provides location, velocity and time synchronization. GPS is everywhere. You can find GPS systems in your car, your smartphone and your watch. GPS helps you get where you are going, from point A to point B.
Explanation: