Examlex
Which of the following lingers in the bloodstream for 5 hours after exposure to ETS?
Immune System
The complex network of cells, tissues, and organs that work together to defend the body against attacks by foreign invaders, such as bacteria, viruses, and other pathogens.
Keratinocytes
The predominant cell type in the epidermis, responsible for producing keratin, a key protein in the skin’s outer layer.
Nervous System
The part of an organism that gathers, processes, and responds to information through a network of cells and nerves, including the brain, spinal cord, and peripheral nerves.
Dietary Habits
The patterns and choices of food consumption that an individual or group habitually follows.
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