Answers: 1
Health, 23.06.2019 04:31, EatsChiken
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
Answers: 2
Health, 23.06.2019 08:00, saraderrico
10. what is empathy? the tendency to compete within the family the ability to read another’s mind the tendency to think of yourself first the ability to understand another’s thoughts or feelings
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Health, 24.06.2019 02:00, girlgirl7230
Which is one way that sinkholes can form? a) tornadoes touch down and destroy trees and brush b) rivera overflow during a storm and wash away nearby land c) rainwater flows away from a depression in the ground d) groundwater dissolves the limestone and other rocks in the ground
Answers: 1
Encephalitis is an infection ofa. the brainb. the meningesc. the eyed. the cauda equinae. neurons of...
Mathematics, 02.03.2020 16:32