The Dynamics of an Ecosystem Depends on Two Main Processes

question 53

Multiple Choice

The dynamics of an ecosystem depends on two main processes, which are ____.​

• A) the cycling of energy and the unidirectional flow of nutrients​
• B) ​the unidirectional flow of energy and the cycling of nutrients
• C) ​the multidirectional flow of both energy and nutrients
• D) ​the unidirectional flow of both energy and nutrients
• E) ​the cycling of both energy and nutrients

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Definitions:

Convoluted Tubules

A series of twisted tubes involved in the filtration and reabsorption process within the kidney.

Mitochondria

Organelles within cells that generate most of the cell's supply of adenosine triphosphate (ATP), used as a source of chemical energy.

Glomerular Capsule

A double-walled cup surrounding the glomerulus in the nephron of the kidney, where filtration of blood begins.

Urine Specific Gravity

A measure of the concentration of solutes in the urine, indicating the kidney's ability to concentrate urine and helping in assessing hydration status.