Which scenarios involve individuals who should seek medical advice? check all that apply. joel has abnormal drainage from his ears. drew is seeing flashes of light on a regular basis. harriet has tooth sensitivity when she eats cold food. jacob has a stomachache after eating dinner. nicki has a headache and is concerned that she might have brain cancer.

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