Now calculate your own BMI and see what weight category you fall into. If your results indicate significant over- or underweight, visit a doctor to determine if your weight really is unhealthy and to decide what actions should be taken for a healthy life. In the box below, write whatever information about your findings you feel comfortable writing, but give some indications of your results and your plans to increase or sustain your health.

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