About how many neurons are in the brain? 10,000 100 billion 10 trillion 100 million

Weak stimulus will cause a weak action potential. the stronger the stimulus, the stronger the action potential. a. true b. false

This is a major archaeological site that was once a regional center to the mayan empire in ancient mesoamerica.

Question 1(multiple choice worth 10 points)} stefan sees a commercial on television that makes him think he needs to buy an e-reader. this is an example of wasting time getting distracted allowing someone to set goals