If it takes an extra 3500 calories (over the 14000 calories a week) in your weekly diet to gain 1 pound in a week, how may total pounds in a week will you gain if you consume 4500 calories a day?

Mario’s is heavily addicted to smoking but wants to quit. what can he use to reduce the painful effects of withdrawal

The nutrient facts label on a food package lists the following: iron 50%. what does this figure indicate?

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