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Scrat [10]
3 years ago
8

2. How are membranes classified according to their permeability?

Chemistry
1 answer:
Scilla [17]3 years ago
5 0
A membrane is a selective wall which chooses what to allow into the cell. It is semi-permeable.
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Answer:

Led is a light-emitting diode, a semiconductor diode that glows when a voltage is applied. So, there is always a sure result of whether a substance conducts electricity or not as the light glows. That is why it is a better option for testing conduction of electricity.

Explanation:

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