Answer:
1. The retina contains three kinds of colour receptors
Explanation:
Young-Helmholtz theory color vision says human can perceive colour due to the presence of colour receptors in the retina that receives colour in various wavelengths
D. Securities and exchange commission
Club Drugs (LSD) (Ecstasy)
Cause Rapid Heartbeat which can lead to death and are often used in crowded hot places causing rapid dehydration which can also lead to death
Bath Salts is a Hallucinogen
this causes the user to "see" things that aren't there and is extreme casess they will mutilate their own bodies to get rid of these "things" it also cause rapid heart beat leading to major heart problems<span />
I believe that's a long-term goal.
Erosion is caused by ice because of the freeze thaw weathering. It s naturally caused by water, wind, or gravity.
