Answer:
D. Heroin is highly addictive and has no use in the medical field.
Explanation:
Three main factors that motivates switching prescription drugs to over-the-counter drugs are: is it something people can easily die from, is it a powerful drug that could be used to get high or overdose, and is it safe for people to take. If people switch drugs to over-the-counter there is more of it and it isn't a rare thing to find. It makes the medication less expensive.
It can be passed genetically through reproduction because it is a genetic mutation. The genetic material and codes is prolonged and the number of repetitions in the code is bigger, which means that there's a higher chance to transfer it to the offspring.
The characteristic that best represents good walking technique is letting your arms swing loosely and your feet so they move fluidly and finding great balance so you last longer.
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