Which of these is the best response if someone you know is exhibiting many of the warning signs of substance abuse? a. ignore the problem and try to interact with him normally. b. talk to a trusted adult about your worries. c. threaten to tell his other friends if he doesn't admit his problem. d. make fun of him on social media.

Individuals with hiv/aids are viewed and treated the same as uninfected individuals in society. select the best answer from the choices provided. t f

Antibiotics are given when an std is caused by a virus. true or false

You isolate an infectious substance capable of causing disease in plants, but you do not know whether the infectious agent is a bacterium, virus, viroid, or prion. you have four methods at your disposal to analyze the substance and determine the nature of the infectious agent.i. treat the substance with enzymes that destroy all nucleic acids and then determine whether the substance is still infectious.ii. microscope.iii. culture the substance on nutritive medium, away from any plant cells.iv. treat the sample with proteases that digest all proteins and then determining whether the substance is still infectious.if you already know that the infectious agent was either bacterial or viral, which method(s) listed above would allow you to distinguish between these two possibilities? a) ib) iic) ii or iiid) iv