Cytotoxic t cells recognize cells that have been infected by viruses when the infected cells have been coated with complement at the same time that neutrophils release their toxins into damaged tissue only after the infected cells have been ingested by macrophages because the infected cells have the pathogen's antigens on their surface save and exit

Abeaker of water was heated and then placed on a bench in the laboratory. the water cooled until it was the same temperature as the air in the laboratory. which of these explains the mechanism by which the water cooled? a. heat energy was transferred from the water to the air. b. water molecules from the water formed warm water currents. c. the water molecules absorbed energy from the molecules in the air. d. the water released radiation until it contained no heat energy.