Answer:
because it has something at checks it and allows it to pass
Explanation:
The first response when seeing a reduce visibility is to be cautious, slow down and reduce speed. It is because it is important to slow down as you can't see clearly and it could cause accidents when you are not careful as you drive and your driving way is not assisted with caution.
Answer:
b) inhibits, activates
Explanation:
During the rhythmic ativity of sleep, thalamocortical neuron activity inhibits neuron activity, that in turn, activates thalamocortical activity.
Carbon electrons are arranged in a way that makes it possible for them to form long chains. That also helps carbon maintain its properties.
