Answer :
Without the expenditure of energy, the net movement of matter in a physiological gradient will always be from a region of higher concentration to a region of Lower concentration.
What is an expenditure in accounting?
Expenditure is known to be a term that is used in the payments made or liabilities that is said to be incurred in regards to the exchange of goods or services.
The term is one that is often used when referring to the capital expenditure such as the one-time cost and the buying of a fixed asset.
Therefore, Without the expenditure of energy, the net movement of matter in a physiological gradient will always be from a region of higher concentration to a region of Lower concentration.
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