The "Selectivity" of a Particular Ion Channel Refers to Its

question 64

Multiple Choice

The "selectivity" of a particular ion channel refers to its

• A) permitting passage by positive but not negative ions.
• B) permitting passage by negative but not positive ions.
• C) ability to change its size depending on the ion needing transport.
• D) binding with only one type of neurotransmitter.
• E) permitting passage only to a specific ion.

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Definitions:

Degrees of Freedom

Degrees of freedom refer to the number of values in a calculation which are free to vary without violating the constraints of the calculation.

Chi-Square

A statistical test used to determine if there is a significant difference between observed frequencies and expected frequencies in categorical datasets.

Row Variable

A row variable in statistical or data analysis refers to a variable that is presented horizontally in a table or dataset, representing different categories or groups for analysis.

Column Variable

A variable whose values are laid out in columns in a table or dataset, facilitating vertical comparison across data points.