The Answer is Papillary Dermis
It is true that drugs need to go through a series of research studies and trials to ensure safety and efficacy.
Answer:
It is a concussion
Explanation:
it is a type of brain trauma that is really easy to get and stays with you for a long period of time .
Our body needs some kinds of bacteria to maintain a balanced and healthy state. for example, our bodies need Lactobacillus acidophilus to create lactic acid which is the acid in our stomachs/intestines. without it, we wouldnt be able to properly digest our food.
there are some cases in which bacteria can be really harmful however like salmonella which, odviously isnt ideal for our bodies. even good bacteria can hurt us if we end up with to much of it.
this isnt a super detailed explaination but i hope it helped!
Answer: Gateway drugs
Explanation: Gateway drugs refers to the fact that the use of a psychoactive drug is associated with a greater probability of using more drugs. The theory about these drugs has been around for a long time. These drugs are easily accessible and may seem harmless to some extent, but they create addictions, leading the person to want to consume something stronger.