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Membrane less permeable to sodium ions Sodium ions actively transported out... ...(by) sodium ion carriers inside of the membrane is negative compared to the outside / 3Na+ out and 2K+...

Pronouns are words that we put before a verb to replace a noun or object. In French there are direct and indirect object pronouns and often it seems difficult to know how to use them. The direct object pr...

Point - A limitation of the biological approach to explaining human behaviour is its reliance on twin studies which cannot differentiate between the effects of nature and nurture.Ex...