A) emotional stress can be caused by positive events.
b) emotional stress will disappear if you ignore it.
c) emotional stress can be caused by negative events.
d) emotional stress can make an individual physically ill.

What causes fermentation a. antibodies b. antigens c. microorganisms d. antibiotics

For several reasons you should only use hospital approved hand lotion two of the reasons are because they cause breakdown of latex gloves and can become contaminated with bacteria if dispensers are refilled what is another reason

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