This activity has been in existence since the middle of the twelfth century and used to condition elite athletes and the military. Group of answer choices

Which statement about consumer rights is true? only celebrities have the right to complain about products that do not work. consumers can always get their money back if they dislike a product purchased. consumers are not allowed to complain about a product after it is purchased. everyone has the right to participate in making laws that affect consumers.

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Aresearcher lyses a cell that contains nucleic acid molecules and capsomeres of tobacco mosaic virus (tmv). the cell contents are left in a covered test tube overnight. the next day this mixture is sprayed on tobacco plants. we expect that the plants would ) develop some but not all of the symptoms of the tmv infectionb) develop the typical symptoms of tmv infectionc) not show any disease symptomsd) become infected, but the sap from these plants would be unable to infect other plants