When someone uses tobacco, it only takes two seconds for nicotine to travel to the brain and attach itself to special brain cells called O Receptors
O Indicators
O Tobacco
O COPD

Larry is taking a walk in the park, the pollen in the air makes him sneeze consistently what line of defense is his immune system exhibiting

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

Which influences are classified as part of your social environment? a) traits b) friends c) habits d) foods? me !