The answer is endocytosis
"Water depth" is the factor among the choices given that has the <span>greatest importance in determining the characteristics of an aquatic ecosystem. The correct option among all the options given is the second option.
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The initial source of energy is sunlight
Answer: B!
Explanation: This simply makes the most sense, as the population will go down when individuals die, and grow when more are born
A simple question, but I hope this helps you :)