Smoking or vaping is not going directly into your blood stream unlike when eating marijuana it goes directly into your blood stream becoming more harmful in higher dosage and the effects are much faster but come at u expected times
Answer: Food safety is important for our health not to over eat and I've heard that if you're over weight you have less years of living. But I don't really think that happens in all cases.
Hhs means human health services
that is true because of the potential of the two different drugs interacting badly. Certain drugs should not be taken together, that's why the paper you get with a prescription lists what cannot be taken with that rx.
Answer:
Environment
Explanation:
In a research study, internal validity refers to how well an experiment was carried out and to what extent the piece of evidence supports a claim.
The lesser the chance of confounding in a study the higher the internal validity.
Study of memory is possible through learning the electrical activity created by neurons.
Therefore, thunderstorm will affect the readings hence it is an Environmental threat to the internal validity.