Examlex
Refer to Figure 27.9, shown here. Which of the following taxonomic groups are MOST closely related?
Iodide Ions
Negatively charged ions of iodine, essential for thyroid gland function and hormone production.
Calcium Ions
Electrically charged calcium atoms that play a crucial role in various cellular processes including muscle contraction, neurotransmission, and enzyme activity.
Acid
A substance that donates hydrogen ions or protons and accepts electrons, often associated with a sour taste and capable of turning blue litmus paper red.
Prions
Infectious agents composed of protein in a misfolded form, which can cause neurodegenerative diseases.
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