Mr. Avery is a 77-year-old retired engineer. He is 5'10" tall and weighs 171 pounds. He suffered a stroke, which left him with left-sided paralysis, and he is having difficulty swallowing so he is unable to meet his nutritional needs via oral intake at this time.

-In the absence of any pre-existing medical problems or problems with digestion and absorption, the type of enteral formula that would be most appropriate for Mr. Avery is a(n) .

A) standard formula

B) elemental formula

C) specialized formula

D) 3-in-1 solution

E) low-fiber formula

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