Answers: 3
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 07:30, unknown9263
Winston's baseball team had the bases loaded in the last inning when his friend freddie watched three straight pitches go by without swinging and was called out on strikes out to end the game. how can winston demonstrate responsible behavior in this situation? a. ask the coach sarcastically, in front of the team, if he gave freddie the take sign b. confront freddie and let him know that the team would have won if he could hit c. ignore freddie both after the game and the next day at school d. tell freddie that no one is perfect and to keep his confidence up
Answers: 1
Health, 23.06.2019 10:00, estebanmff
What disease is characterized by the unrestricted growth of abnormal cells on or in the tissues of the body? a) protozoan infection. b) cancer c) diabetes. d) coronary heart disease
Answers: 2
Health, 23.06.2019 11:30, jasonkindred21
True or false: a person who practices delayed gratification is taking a step towards his or her health.
Answers: 2
How long should a person run in order to loose a lot of calories? or is there anything else that is...
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