Answer: The gateway drug effect (alternatively, stepping-stone theory, escalation hypothesis, or progression hypothesis) is a comprehensive catchphrase for the often observed effect that the use of a psychoactive substance is coupled to an increased probability of the use of further substances.
Explanation:
Answer:
Please, add some info about topics and recommended topics list
Answer:
Doctors use special microscopes to look at these inner parts of the eye, such as the lens. Idek