The skin helps to keep pathogens out of the body by O providing a physical barrier.
O producing white blood cells.
O making T-cells and antibodies.
O absorbing histamine.

Ais a person who demonstrates effective communciation, self-directed learning, critical thinking, and responsible citizenship

When a patient becomes angry or embarrassed that they are being asked for payment, what you do to lessen the negative reaction?

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