The correct answer is Manganese (Mn).
<span>Manganese functions as a cofactor for a large variety of enzymes with many functions including those active in gluconeogenesis. <span>Pyruvate carboxylase that catalyzes breakdown of pyruvate to oxaloacetate requires manganese (or magnesium) for its function. Phosphoenolpyruvate carboxykinase also needs Mn.</span></span>
Answer: all types of consumers
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Answer:
With negative feedback, the output reduces the original effect of the stimulus. In a positive feedback system, the output enhances the original stimulus.
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