Which statement correctly describes the X Games? A. It is difficult to add or remove an event from the X Games.
B. Games are held every four years. C. The main events include BMX, snowboarding, and skateboarding. D. Events are strictly judged according to precise rules.

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