Your friend won the race that you were both running. instead of being gracious, your friend made fun of you for losing, and now you don't want to run anymore. what is this an example of?

positive peer pressure
negative peer pressure
positive peer influence
negative peer influence

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