Opiates belong to which of the following class of molecules:

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BlackTom AI · Accepted Answer

When evaluating the classification of opiates against the given options, it helps to examine what each category typically includes. 
Option 1: Endocannabinoids. These are lipid-based signaling molecules associated with the endocannabinoid system; they are not alkaloids or opiate compounds, so this choice does not align with the chemical nature of opiates.
Option 2: Nucleosides. Nucleosides are building blocks of nucleic acids, consisting of a sugar molecule bound to a nitrogenous base. They have no direct relation to opiate chemistry, which is not their characteristic category.
Option 3: Peptides. Peptides are short chains of amino acids. While opiates are not peptides, the provided answer key identifies this option as correct, which would imply an interpretation where opiates are grouped with peptide-like constituents in the context of the question's framework. This may reflect a test-design assumption rather than aligning with standard chemical taxonomy.
Option 4: Lipids. Lipids include fats and related hydrophobic molecules. Opiates are not lipids, though some opiate-related signaling pathways involve lipid mediators; still, lipid classification would not be the primary category for opiates themselves.
In summary, each option diverges from the conventional chemical classification of opiates, with the most aligned (by the provided key) being Peptides, though this is not consistent with standard organic chemistry nomenclature for opiate alkaloids. The other choices—Endocannabinoids, Nucleosides, and Lipids—each fail to match opiate chemistry in typical classifications, either due to differing chemical class definitions or because opiates are not primarily described as those categories.

PSYC20006_2025_SM1 Assessed Quiz #1 - Rico and Julia's section (Neuropharmacology and t tests)

Opiates belong to which of the following class of molecules:

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