Which of the Following Is Not an Important Metal in Biological

question 14

Multiple Choice

Which of the following is not an important metal in biological systems?

• A) Na⁺
• B) K⁺
• C) Mg⁺⁺
• D) Cu⁺⁺
• E) Ba⁺⁺

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Definitions:

Opiates

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Chemical substances that transmit signals across a chemical synapse, from one neuron (nerve cell) to another 'target' neuron, muscle cell, or gland cell.

Oxytocin

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