Answer:
The exact physical causes of colour blindness are still being researched but it is believed that colour blindness is usually caused by faulty cones but sometimes by a fault in the pathway from the cone to the brain.
He needs to stop drinking corn syrup too much for him to take
Answer:
I will learn how to say no assertively.
I will find friends who share my values and beliefs.
I will walk away from situations where I might feel pressured to engage in substance abuse.
Explanation:
A. It prepares to fight danger or run from it.
It's annoying, and harmful to health.
You want to sleep, but you can't. You try to work, but you don't have the energy.
Insomnia is a serious problem that can be harmful to teenagers.