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Health, 21.06.2019 21:10
What are the systems used to describe how information is stored in the brain? list each.
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Health, 23.06.2019 04:31
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, 24.06.2019 03:00
Which of the following is a lifestyle behavior? a. getting enough sleep b. exercise c. tobacco use d. all of the above
Answers: 1
Several times in the past two months, petra has experienced a racing heart, intense fear that someth...
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