Social smokers . a. average a pack of cigarettes per week
b. usually sneak a cigarette in private
c. are less motivated than smokers with tobacco use disorder to quit
d. don't smoke enough to jeopardize their health
e. don't run the risk of giving birth to unhealthy babies if pregnant

Hand washing is an important behavior that can cut down your chances of becoming sick with a communicable disease. select the best answer from the choices provided. t f

While they impact the environment, recycling programs, emissions standards, and renewable energy development cannot reverse or stop the global warming problem. in which type of research paper would this thesis statement appear? a. analytical b. argumentative c. personal narrative d. how-to informational manual

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