Match the words or claims on each loaf of bread to its correct meaning. A) This description indicates that B vitamins and iron have been added back into refined grains.

B) This claim denotes that there are at least 8 grams of whole grain in each serving of bread.

C) This description indicates that the bran and most of the germ has been removed from the grain.

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