Answer:
aerobic
Explanation:
aerobic means using oxygen while doing a certain task such as running, biking, sprinting and swimming.
Heroin for one. A big percentage OD's on that substance.
Ecstasy well not so much. I haven't heard much about Ecstasy lately so that's pretty much on the DL.
OxyContin is definite. People used to use OxyContin as a substance that could help with emotions and is commonly abused from time to time.
Adderall could be a definite because it helps people with ADHD and people with narcolepsy or uncontrollable desire to sleep. So it could easily b abused for one or more purposes.
I'm almost sure that Ritalin is one of them.
a synthetic drug that stimulates the sympathetic and central nervous systems and is used to improve mental activity in attention deficit disorder and other conditions.
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
