It allows Nutrients and waste substances to pass through them
I’m pretty sure that your answer would be A
Answer: b) Petri dishes and sterile droppers is generally used to make lyophilized medications suitable for administering to the patient.
Explanation:
Answer: I would talk with them and tell them that alcohol in moderation is completely fine. So long as they are the legal drinking age. And that their first time to drink it I'd like for them to do it with me so we can tell what negative effects it will have on them. That and we'd know their tolerance for it.
Physical activity and Protein intake.