Why Does Such a Large Range Exist in the Cognitive

question 2

Essay

Why does such a large range exist in the cognitive and academic abilities of students with physical disabilities?

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Definitions:

Ion Channels

Channels for the passage of ions through a membrane; formed by specific membrane proteins.

Plasma Membranes

The plasma membrane is the biological membrane that separates the interior of all cells from the outside environment, controlling the movement of substances in and out of cells.

Ras Proteins

A family of proteins involved in transmitting signals within cells, playing key roles in the regulation of cell division, growth, and differentiation.

G Proteins

A family of proteins that act as molecular switches inside cells, involved in transmitting signals from stimuli outside the cell to its interior.