Examlex
Which of the following best describes the primary function of mRNA in a cell?
Immune System
The complex network of cells, tissues, and organs that work together to defend the body against attacks by foreign invaders, like bacteria and viruses.
Myelination
The process of forming a myelin sheath around neurons, improving the speed and efficiency of electrical signal transmission in the nervous system.
Schwann Cells
A type of glial cell that myelinates the axons of the peripheral nervous system, enabling fast electrical impulses.
Nodes Of Ranvier
Gaps in the myelin sheath of axons that facilitate rapid signal transmission via saltatory conduction.
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